1948716

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1$

素因数の和:84

約数の個数: 144

約数和(自身を含む): 6639360

約数和(自身を除く): 4690644

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 19, 21, 22, 28, 33, 36, 37, 38, 42, 44, 57, 63, 66, 74, 76, 77, 84, 99, 111, 114, 126, 132, 133, 148, 154, 171, 198, 209, 222, 228, 231, 252, 259, 266, 308, 333, 342, 396, 399, 407, 418, 444, 462, 518, 532, 627, 666, 684, 693, 703, 777, 798, 814, 836, 924, 1036, 1197, 1221, 1254, 1332, 1386, 1406, 1463, 1554, 1596, 1628, 1881, 2109, 2331, 2394, 2442, 2508, 2772, 2812, 2849, 2926, 3108, 3663, 3762, 4218, 4389, 4662, 4788, 4884, 4921, 5698, 5852, 6327, 7326, 7524, 7733, 8436, 8547, 8778, 9324, 9842, 11396, 12654, 13167, 14652, 14763, 15466, 17094, 17556, 19684, 23199, 25308, 25641, 26334, 29526, 30932, 34188, 44289, 46398, 51282, 52668, 54131, 59052, 69597, 88578, 92796, 102564, 108262, 139194, 162393, 177156, 216524, 278388, 324786, 487179, 649572, 974358, 1948716]

約数ペア:

[(1, 1948716), (2, 974358), (3, 649572), (4, 487179), (6, 324786), (7, 278388), (9, 216524), (11, 177156), (12, 162393), (14, 139194), (18, 108262), (19, 102564), (21, 92796), (22, 88578), (28, 69597), (33, 59052), (36, 54131), (37, 52668), (38, 51282), (42, 46398), (44, 44289), (57, 34188), (63, 30932), (66, 29526), (74, 26334), (76, 25641), (77, 25308), (84, 23199), (99, 19684), (111, 17556), (114, 17094), (126, 15466), (132, 14763), (133, 14652), (148, 13167), (154, 12654), (171, 11396), (198, 9842), (209, 9324), (222, 8778), (228, 8547), (231, 8436), (252, 7733), (259, 7524), (266, 7326), (308, 6327), (333, 5852), (342, 5698), (396, 4921), (399, 4884), (407, 4788), (418, 4662), (444, 4389), (462, 4218), (518, 3762), (532, 3663), (627, 3108), (666, 2926), (684, 2849), (693, 2812), (703, 2772), (777, 2508), (798, 2442), (814, 2394), (836, 2331), (924, 2109), (1036, 1881), (1197, 1628), (1221, 1596), (1254, 1554), (1332, 1463), (1386, 1406)]