20176152008

素因数分解:

$2^3\times {\mathrm{109}}^1\times {\mathrm{1171}}^1\times {\mathrm{19759}}^1$

素因数の和:21045

約数の個数: 32

約数和(自身を含む): 38211888000

約数和(自身を除く): 18035735992

約数列:

[1, 2, 4, 8, 109, 218, 436, 872, 1171, 2342, 4684, 9368, 19759, 39518, 79036, 127639, 158072, 255278, 510556, 1021112, 2153731, 4307462, 8614924, 17229848, 23137789, 46275578, 92551156, 185102312, 2522019001, 5044038002, 10088076004, 20176152008]

約数ペア:

[(1, 20176152008), (2, 10088076004), (4, 5044038002), (8, 2522019001), (109, 185102312), (218, 92551156), (436, 46275578), (872, 23137789), (1171, 17229848), (2342, 8614924), (4684, 4307462), (9368, 2153731), (19759, 1021112), (39518, 510556), (79036, 255278), (127639, 158072)]