19041399

素因数分解:

$3^4\times {\mathrm{13}}^3\times {\mathrm{107}}^1$

素因数の和:158

約数の個数: 40

約数和(自身を含む): 31101840

約数和(自身を除く): 12060441

約数列:

[1, 3, 9, 13, 27, 39, 81, 107, 117, 169, 321, 351, 507, 963, 1053, 1391, 1521, 2197, 2889, 4173, 4563, 6591, 8667, 12519, 13689, 18083, 19773, 37557, 54249, 59319, 112671, 162747, 177957, 235079, 488241, 705237, 1464723, 2115711, 6347133, 19041399]

約数ペア:

[(1, 19041399), (3, 6347133), (9, 2115711), (13, 1464723), (27, 705237), (39, 488241), (81, 235079), (107, 177957), (117, 162747), (169, 112671), (321, 59319), (351, 54249), (507, 37557), (963, 19773), (1053, 18083), (1391, 13689), (1521, 12519), (2197, 8667), (2889, 6591), (4173, 4563)]