18730430

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{461}}^1$

素因数の和:724

約数の個数: 32

約数和(自身を含む): 35925120

約数和(自身を除く): 17194690

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 239, 461, 478, 922, 1195, 2305, 2390, 4063, 4610, 7837, 8126, 15674, 20315, 39185, 40630, 78370, 110179, 220358, 550895, 1101790, 1873043, 3746086, 9365215, 18730430]

約数ペア:

[(1, 18730430), (2, 9365215), (5, 3746086), (10, 1873043), (17, 1101790), (34, 550895), (85, 220358), (170, 110179), (239, 78370), (461, 40630), (478, 39185), (922, 20315), (1195, 15674), (2305, 8126), (2390, 7837), (4063, 4610)]