18976888

素因数分解:

$2^3\times 7^1\times {\mathrm{317}}^1\times {\mathrm{1069}}^1$

素因数の和:1399

約数の個数: 32

約数和(自身を含む): 40831200

約数和(自身を除く): 21854312

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 317, 634, 1069, 1268, 2138, 2219, 2536, 4276, 4438, 7483, 8552, 8876, 14966, 17752, 29932, 59864, 338873, 677746, 1355492, 2372111, 2710984, 4744222, 9488444, 18976888]

約数ペア:

[(1, 18976888), (2, 9488444), (4, 4744222), (7, 2710984), (8, 2372111), (14, 1355492), (28, 677746), (56, 338873), (317, 59864), (634, 29932), (1069, 17752), (1268, 14966), (2138, 8876), (2219, 8552), (2536, 7483), (4276, 4438)]