193259090

素因数分解:

$2^1\times 5^1\times {\mathrm{389}}^1\times {\mathrm{49681}}^1$

素因数の和:50077

約数の個数: 16

約数和(自身を含む): 348767640

約数和(自身を除く): 155508550

約数列:

[1, 2, 5, 10, 389, 778, 1945, 3890, 49681, 99362, 248405, 496810, 19325909, 38651818, 96629545, 193259090]

約数ペア:

[(1, 193259090), (2, 96629545), (5, 38651818), (10, 19325909), (389, 496810), (778, 248405), (1945, 99362), (3890, 49681)]