19577784

素因数分解:

$2^3\times 3^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{1223}}^1$

素因数の和:1284

約数の個数: 64

約数和(自身を含む): 52876800

約数和(自身を除く): 33299016

約数列:

[1, 2, 3, 4, 6, 8, 12, 23, 24, 29, 46, 58, 69, 87, 92, 116, 138, 174, 184, 232, 276, 348, 552, 667, 696, 1223, 1334, 2001, 2446, 2668, 3669, 4002, 4892, 5336, 7338, 8004, 9784, 14676, 16008, 28129, 29352, 35467, 56258, 70934, 84387, 106401, 112516, 141868, 168774, 212802, 225032, 283736, 337548, 425604, 675096, 815741, 851208, 1631482, 2447223, 3262964, 4894446, 6525928, 9788892, 19577784]

約数ペア:

[(1, 19577784), (2, 9788892), (3, 6525928), (4, 4894446), (6, 3262964), (8, 2447223), (12, 1631482), (23, 851208), (24, 815741), (29, 675096), (46, 425604), (58, 337548), (69, 283736), (87, 225032), (92, 212802), (116, 168774), (138, 141868), (174, 112516), (184, 106401), (232, 84387), (276, 70934), (348, 56258), (552, 35467), (667, 29352), (696, 28129), (1223, 16008), (1334, 14676), (2001, 9784), (2446, 8004), (2668, 7338), (3669, 5336), (4002, 4892)]