16868930

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{449}}^1$

素因数の和:503

約数の個数: 48

約数和(自身を含む): 34813800

約数和(自身を除く): 17944870

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 289, 442, 449, 578, 898, 1105, 1445, 2210, 2245, 2890, 3757, 4490, 5837, 7514, 7633, 11674, 15266, 18785, 29185, 37570, 38165, 58370, 76330, 99229, 129761, 198458, 259522, 496145, 648805, 992290, 1297610, 1686893, 3373786, 8434465, 16868930]

約数ペア:

[(1, 16868930), (2, 8434465), (5, 3373786), (10, 1686893), (13, 1297610), (17, 992290), (26, 648805), (34, 496145), (65, 259522), (85, 198458), (130, 129761), (170, 99229), (221, 76330), (289, 58370), (442, 38165), (449, 37570), (578, 29185), (898, 18785), (1105, 15266), (1445, 11674), (2210, 7633), (2245, 7514), (2890, 5837), (3757, 4490)]