15662561156

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{401}}^1\times {\mathrm{2459}}^1$

素因数の和:2913

約数の個数: 72

約数和(自身を含む): 31649395680

約数和(自身を除く): 15986834524

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 209, 361, 401, 418, 722, 802, 836, 1444, 1604, 2459, 3971, 4411, 4918, 7619, 7942, 8822, 9836, 15238, 15884, 17644, 27049, 30476, 46721, 54098, 83809, 93442, 108196, 144761, 167618, 186884, 289522, 335236, 513931, 579044, 887699, 986059, 1027862, 1592371, 1775398, 1972118, 2055724, 3184742, 3550796, 3944236, 6369484, 9764689, 10846649, 18735121, 19529378, 21693298, 37470242, 39058756, 43386596, 74940484, 206086331, 355967299, 412172662, 711934598, 824345324, 1423869196, 3915640289, 7831280578, 15662561156]

約数ペア:

[(1, 15662561156), (2, 7831280578), (4, 3915640289), (11, 1423869196), (19, 824345324), (22, 711934598), (38, 412172662), (44, 355967299), (76, 206086331), (209, 74940484), (361, 43386596), (401, 39058756), (418, 37470242), (722, 21693298), (802, 19529378), (836, 18735121), (1444, 10846649), (1604, 9764689), (2459, 6369484), (3971, 3944236), (4411, 3550796), (4918, 3184742), (7619, 2055724), (7942, 1972118), (8822, 1775398), (9836, 1592371), (15238, 1027862), (15884, 986059), (17644, 887699), (27049, 579044), (30476, 513931), (46721, 335236), (54098, 289522), (83809, 186884), (93442, 167618), (108196, 144761)]