19151778

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{1013}}^1$

素因数の和:1178

約数の個数: 32

約数和(自身を含む): 40300416

約数和(自身を除く): 21148638

約数列:

[1, 2, 3, 6, 23, 46, 69, 137, 138, 274, 411, 822, 1013, 2026, 3039, 3151, 6078, 6302, 9453, 18906, 23299, 46598, 69897, 138781, 139794, 277562, 416343, 832686, 3191963, 6383926, 9575889, 19151778]

約数ペア:

[(1, 19151778), (2, 9575889), (3, 6383926), (6, 3191963), (23, 832686), (46, 416343), (69, 277562), (137, 139794), (138, 138781), (274, 69897), (411, 46598), (822, 23299), (1013, 18906), (2026, 9453), (3039, 6302), (3151, 6078)]