12978792

素因数分解:

$2^3\times 3^4\times {\mathrm{20029}}^1$

素因数の和:20047

約数の個数: 40

約数和(自身を含む): 36354450

約数和(自身を除く): 23375658

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 20029, 40058, 60087, 80116, 120174, 160232, 180261, 240348, 360522, 480696, 540783, 721044, 1081566, 1442088, 1622349, 2163132, 3244698, 4326264, 6489396, 12978792]

約数ペア:

[(1, 12978792), (2, 6489396), (3, 4326264), (4, 3244698), (6, 2163132), (8, 1622349), (9, 1442088), (12, 1081566), (18, 721044), (24, 540783), (27, 480696), (36, 360522), (54, 240348), (72, 180261), (81, 160232), (108, 120174), (162, 80116), (216, 60087), (324, 40058), (648, 20029)]