18702892

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{73}}^1\times {\mathrm{379}}^1$

素因数の和:482

約数の個数: 36

約数和(自身を含む): 36021720

約数和(自身を除く): 17318828

約数列:

[1, 2, 4, 13, 26, 52, 73, 146, 169, 292, 338, 379, 676, 758, 949, 1516, 1898, 3796, 4927, 9854, 12337, 19708, 24674, 27667, 49348, 55334, 64051, 110668, 128102, 256204, 359671, 719342, 1438684, 4675723, 9351446, 18702892]

約数ペア:

[(1, 18702892), (2, 9351446), (4, 4675723), (13, 1438684), (26, 719342), (52, 359671), (73, 256204), (146, 128102), (169, 110668), (292, 64051), (338, 55334), (379, 49348), (676, 27667), (758, 24674), (949, 19708), (1516, 12337), (1898, 9854), (3796, 4927)]