20131594252

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{67}}^1\times {\mathrm{131}}^1\times {\mathrm{677}}^1$

素因数の和:908

約数の個数: 144

約数和(自身を含む): 45326502144

約数和(自身を除く): 25194907892

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 67, 77, 121, 131, 134, 154, 242, 262, 268, 308, 469, 484, 524, 677, 737, 847, 917, 938, 1354, 1441, 1474, 1694, 1834, 1876, 2708, 2882, 2948, 3388, 3668, 4739, 5159, 5764, 7447, 8107, 8777, 9478, 10087, 10318, 14894, 15851, 16214, 17554, 18956, 20174, 20636, 29788, 31702, 32428, 35108, 40348, 45359, 52129, 56749, 61439, 63404, 81917, 88687, 90718, 96547, 104258, 110957, 113498, 122878, 163834, 177374, 181436, 193094, 208516, 221914, 226996, 245756, 317513, 327668, 354748, 386188, 443828, 498949, 573419, 620809, 635026, 675829, 975557, 997898, 1062017, 1146838, 1241618, 1270052, 1351658, 1951114, 1995796, 2124034, 2293676, 2483236, 2703316, 3492643, 3902228, 4248068, 5488439, 5942029, 6828899, 6985286, 7434119, 10731127, 10976878, 11884058, 13657798, 13970572, 14868238, 21462254, 21953756, 23768116, 27315596, 29736476, 38419073, 41594203, 42924508, 65362319, 75117889, 76838146, 83188406, 130724638, 150235778, 153676292, 166376812, 261449276, 300471556, 457536233, 718985509, 915072466, 1437971018, 1830144932, 2875942036, 5032898563, 10065797126, 20131594252]

約数ペア:

[(1, 20131594252), (2, 10065797126), (4, 5032898563), (7, 2875942036), (11, 1830144932), (14, 1437971018), (22, 915072466), (28, 718985509), (44, 457536233), (67, 300471556), (77, 261449276), (121, 166376812), (131, 153676292), (134, 150235778), (154, 130724638), (242, 83188406), (262, 76838146), (268, 75117889), (308, 65362319), (469, 42924508), (484, 41594203), (524, 38419073), (677, 29736476), (737, 27315596), (847, 23768116), (917, 21953756), (938, 21462254), (1354, 14868238), (1441, 13970572), (1474, 13657798), (1694, 11884058), (1834, 10976878), (1876, 10731127), (2708, 7434119), (2882, 6985286), (2948, 6828899), (3388, 5942029), (3668, 5488439), (4739, 4248068), (5159, 3902228), (5764, 3492643), (7447, 2703316), (8107, 2483236), (8777, 2293676), (9478, 2124034), (10087, 1995796), (10318, 1951114), (14894, 1351658), (15851, 1270052), (16214, 1241618), (17554, 1146838), (18956, 1062017), (20174, 997898), (20636, 975557), (29788, 675829), (31702, 635026), (32428, 620809), (35108, 573419), (40348, 498949), (45359, 443828), (52129, 386188), (56749, 354748), (61439, 327668), (63404, 317513), (81917, 245756), (88687, 226996), (90718, 221914), (96547, 208516), (104258, 193094), (110957, 181436), (113498, 177374), (122878, 163834)]