420163052

素因数分解:

$2^2\times {\mathrm{421}}^1\times {\mathrm{249503}}^1$

素因数の和:249928

約数の個数: 12

約数和(自身を含む): 737034816

約数和(自身を除く): 316871764

約数列:

[1, 2, 4, 421, 842, 1684, 249503, 499006, 998012, 105040763, 210081526, 420163052]

約数ペア:

[(1, 420163052), (2, 210081526), (4, 105040763), (421, 998012), (842, 499006), (1684, 249503)]