18306110

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{419}}^1$

素因数の和:700

約数の個数: 32

約数和(自身を含む): 35108640

約数和(自身を除く): 16802530

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 257, 419, 514, 838, 1285, 2095, 2570, 4190, 4369, 7123, 8738, 14246, 21845, 35615, 43690, 71230, 107683, 215366, 538415, 1076830, 1830611, 3661222, 9153055, 18306110]

約数ペア:

[(1, 18306110), (2, 9153055), (5, 3661222), (10, 1830611), (17, 1076830), (34, 538415), (85, 215366), (170, 107683), (257, 71230), (419, 43690), (514, 35615), (838, 21845), (1285, 14246), (2095, 8738), (2570, 7123), (4190, 4369)]