20946468

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{2617}}^1$

素因数の和:2676

約数の個数: 48

約数和(自身を含む): 52778880

約数和(自身を除く): 31832412

約数列:

[1, 2, 3, 4, 6, 12, 23, 29, 46, 58, 69, 87, 92, 116, 138, 174, 276, 348, 667, 1334, 2001, 2617, 2668, 4002, 5234, 7851, 8004, 10468, 15702, 31404, 60191, 75893, 120382, 151786, 180573, 227679, 240764, 303572, 361146, 455358, 722292, 910716, 1745539, 3491078, 5236617, 6982156, 10473234, 20946468]

約数ペア:

[(1, 20946468), (2, 10473234), (3, 6982156), (4, 5236617), (6, 3491078), (12, 1745539), (23, 910716), (29, 722292), (46, 455358), (58, 361146), (69, 303572), (87, 240764), (92, 227679), (116, 180573), (138, 151786), (174, 120382), (276, 75893), (348, 60191), (667, 31404), (1334, 15702), (2001, 10468), (2617, 8004), (2668, 7851), (4002, 5234)]