19017116

素因数分解:

$2^2\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{1321}}^1$

素因数の和:1445

約数の個数: 24

約数和(自身を含む): 34424880

約数和(自身を除く): 15407764

約数列:

[1, 2, 4, 59, 61, 118, 122, 236, 244, 1321, 2642, 3599, 5284, 7198, 14396, 77939, 80581, 155878, 161162, 311756, 322324, 4754279, 9508558, 19017116]

約数ペア:

[(1, 19017116), (2, 9508558), (4, 4754279), (59, 322324), (61, 311756), (118, 161162), (122, 155878), (236, 80581), (244, 77939), (1321, 14396), (2642, 7198), (3599, 5284)]