20877494

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{331}}^1$

素因数の和:452

約数の個数: 32

約数和(自身を含む): 35569152

約数和(自身を除く): 14691658

約数列:

[1, 2, 11, 22, 47, 61, 94, 122, 331, 517, 662, 671, 1034, 1342, 2867, 3641, 5734, 7282, 15557, 20191, 31114, 31537, 40382, 63074, 171127, 222101, 342254, 444202, 948977, 1897954, 10438747, 20877494]

約数ペア:

[(1, 20877494), (2, 10438747), (11, 1897954), (22, 948977), (47, 444202), (61, 342254), (94, 222101), (122, 171127), (331, 63074), (517, 40382), (662, 31537), (671, 31114), (1034, 20191), (1342, 15557), (2867, 7282), (3641, 5734)]