20143874628

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{657523}}^1$

素因数の和:657593

約数の個数: 72

約数和(自身を含む): 54569231808

約数和(自身を除く): 34425357180

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 37, 46, 69, 74, 92, 111, 138, 148, 207, 222, 276, 333, 414, 444, 666, 828, 851, 1332, 1702, 2553, 3404, 5106, 7659, 10212, 15318, 30636, 657523, 1315046, 1972569, 2630092, 3945138, 5917707, 7890276, 11835414, 15123029, 23670828, 24328351, 30246058, 45369087, 48656702, 60492116, 72985053, 90738174, 97313404, 136107261, 145970106, 181476348, 218955159, 272214522, 291940212, 437910318, 544429044, 559552073, 875820636, 1119104146, 1678656219, 2238208292, 3357312438, 5035968657, 6714624876, 10071937314, 20143874628]

約数ペア:

[(1, 20143874628), (2, 10071937314), (3, 6714624876), (4, 5035968657), (6, 3357312438), (9, 2238208292), (12, 1678656219), (18, 1119104146), (23, 875820636), (36, 559552073), (37, 544429044), (46, 437910318), (69, 291940212), (74, 272214522), (92, 218955159), (111, 181476348), (138, 145970106), (148, 136107261), (207, 97313404), (222, 90738174), (276, 72985053), (333, 60492116), (414, 48656702), (444, 45369087), (666, 30246058), (828, 24328351), (851, 23670828), (1332, 15123029), (1702, 11835414), (2553, 7890276), (3404, 5917707), (5106, 3945138), (7659, 2630092), (10212, 1972569), (15318, 1315046), (30636, 657523)]