18074810

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{541}}^1$

素因数の和:818

約数の個数: 32

約数和(自身を含む): 35238672

約数和(自身を除く): 17163862

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 257, 514, 541, 1082, 1285, 2570, 2705, 3341, 5410, 6682, 7033, 14066, 16705, 33410, 35165, 70330, 139037, 278074, 695185, 1390370, 1807481, 3614962, 9037405, 18074810]

約数ペア:

[(1, 18074810), (2, 9037405), (5, 3614962), (10, 1807481), (13, 1390370), (26, 695185), (65, 278074), (130, 139037), (257, 70330), (514, 35165), (541, 33410), (1082, 16705), (1285, 14066), (2570, 7033), (2705, 6682), (3341, 5410)]