18613810

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{223}}^1\times {\mathrm{491}}^1$

素因数の和:738

約数の個数: 32

約数和(自身を含む): 35707392

約数和(自身を除く): 17093582

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 223, 446, 491, 982, 1115, 2230, 2455, 3791, 4910, 7582, 8347, 16694, 18955, 37910, 41735, 83470, 109493, 218986, 547465, 1094930, 1861381, 3722762, 9306905, 18613810]

約数ペア:

[(1, 18613810), (2, 9306905), (5, 3722762), (10, 1861381), (17, 1094930), (34, 547465), (85, 218986), (170, 109493), (223, 83470), (446, 41735), (491, 37910), (982, 18955), (1115, 16694), (2230, 8347), (2455, 7582), (3791, 4910)]