20314014749

素因数分解:

$7^1\times {\mathrm{19}}^2\times {\mathrm{139}}^1\times {\mathrm{151}}^1\times {\mathrm{383}}^1$

素因数の和:718

約数の個数: 48

約数和(自身を含む): 24906792960

約数和(自身を除く): 4592778211

約数列:

[1, 7, 19, 133, 139, 151, 361, 383, 973, 1057, 2527, 2641, 2681, 2869, 7277, 18487, 20083, 20989, 50179, 50939, 53237, 54511, 57833, 138263, 146923, 351253, 372659, 381577, 398791, 404831, 967841, 1011503, 1098827, 2791537, 7080521, 7577029, 7691789, 8038787, 19218557, 20877713, 53039203, 56271509, 134529899, 146143991, 152736953, 1069158671, 2902002107, 20314014749]

約数ペア:

[(1, 20314014749), (7, 2902002107), (19, 1069158671), (133, 152736953), (139, 146143991), (151, 134529899), (361, 56271509), (383, 53039203), (973, 20877713), (1057, 19218557), (2527, 8038787), (2641, 7691789), (2681, 7577029), (2869, 7080521), (7277, 2791537), (18487, 1098827), (20083, 1011503), (20989, 967841), (50179, 404831), (50939, 398791), (53237, 381577), (54511, 372659), (57833, 351253), (138263, 146923)]