639202332

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{2803519}}^1$

素因数の和:2803545

約数の個数: 24

約数和(自身を含む): 1569971200

約数和(自身を除く): 930768868

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 228, 2803519, 5607038, 8410557, 11214076, 16821114, 33642228, 53266861, 106533722, 159800583, 213067444, 319601166, 639202332]

約数ペア:

[(1, 639202332), (2, 319601166), (3, 213067444), (4, 159800583), (6, 106533722), (12, 53266861), (19, 33642228), (38, 16821114), (57, 11214076), (76, 8410557), (114, 5607038), (228, 2803519)]