20552110

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{4703}}^1$

素因数の和:4752

約数の個数: 32

約数和(自身を含む): 40642560

約数和(自身を除く): 20090450

約数列:

[1, 2, 5, 10, 19, 23, 38, 46, 95, 115, 190, 230, 437, 874, 2185, 4370, 4703, 9406, 23515, 47030, 89357, 108169, 178714, 216338, 446785, 540845, 893570, 1081690, 2055211, 4110422, 10276055, 20552110]

約数ペア:

[(1, 20552110), (2, 10276055), (5, 4110422), (10, 2055211), (19, 1081690), (23, 893570), (38, 540845), (46, 446785), (95, 216338), (115, 178714), (190, 108169), (230, 89357), (437, 47030), (874, 23515), (2185, 9406), (4370, 4703)]