20115666466

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{1190417}}^1$

素因数の和:1190514

約数の個数: 32

約数和(自身を含む): 37026761472

約数和(自身を除く): 16911095006

約数列:

[1, 2, 7, 14, 17, 34, 71, 119, 142, 238, 497, 994, 1207, 2414, 8449, 16898, 1190417, 2380834, 8332919, 16665838, 20237089, 40474178, 84519607, 141659623, 169039214, 283319246, 591637249, 1183274498, 1436833319, 2873666638, 10057833233, 20115666466]

約数ペア:

[(1, 20115666466), (2, 10057833233), (7, 2873666638), (14, 1436833319), (17, 1183274498), (34, 591637249), (71, 283319246), (119, 169039214), (142, 141659623), (238, 84519607), (497, 40474178), (994, 20237089), (1207, 16665838), (2414, 8332919), (8449, 2380834), (16898, 1190417)]