18220576

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1399}}^1$

素因数の和:1457

約数の個数: 48

約数和(自身を含む): 40219200

約数和(自身を除く): 21998624

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 37, 44, 74, 88, 148, 176, 296, 352, 407, 592, 814, 1184, 1399, 1628, 2798, 3256, 5596, 6512, 11192, 13024, 15389, 22384, 30778, 44768, 51763, 61556, 103526, 123112, 207052, 246224, 414104, 492448, 569393, 828208, 1138786, 1656416, 2277572, 4555144, 9110288, 18220576]

約数ペア:

[(1, 18220576), (2, 9110288), (4, 4555144), (8, 2277572), (11, 1656416), (16, 1138786), (22, 828208), (32, 569393), (37, 492448), (44, 414104), (74, 246224), (88, 207052), (148, 123112), (176, 103526), (296, 61556), (352, 51763), (407, 44768), (592, 30778), (814, 22384), (1184, 15389), (1399, 13024), (1628, 11192), (2798, 6512), (3256, 5596)]