20185555103

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1\times {\mathrm{18917}}^1$

素因数の和:19127

約数の個数: 32

約数和(自身を含む): 24844631040

約数和(自身を除く): 4659075937

約数列:

[1, 7, 19, 71, 113, 133, 497, 791, 1349, 2147, 8023, 9443, 15029, 18917, 56161, 132419, 152437, 359423, 1067059, 1343107, 2137621, 2515961, 9401749, 14963347, 25519033, 40614799, 151771091, 178633231, 284303593, 1062397637, 2883650729, 20185555103]

約数ペア:

[(1, 20185555103), (7, 2883650729), (19, 1062397637), (71, 284303593), (113, 178633231), (133, 151771091), (497, 40614799), (791, 25519033), (1349, 14963347), (2147, 9401749), (8023, 2515961), (9443, 2137621), (15029, 1343107), (18917, 1067059), (56161, 359423), (132419, 152437)]