2021287964

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{1748519}}^1$

素因数の和:1748557

約数の個数: 18

約数和(自身を含む): 3757569480

約数和(自身を除く): 1736281516

約数列:

[1, 2, 4, 17, 34, 68, 289, 578, 1156, 1748519, 3497038, 6994076, 29724823, 59449646, 118899292, 505321991, 1010643982, 2021287964]

約数ペア:

[(1, 2021287964), (2, 1010643982), (4, 505321991), (17, 118899292), (34, 59449646), (68, 29724823), (289, 6994076), (578, 3497038), (1156, 1748519)]