20698032972

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{756839}}^1$

素因数の和:756942

約数の個数: 48

約数和(自身を含む): 50351051520

約数和(自身を除く): 29653018548

約数列:

[1, 2, 3, 4, 6, 12, 43, 53, 86, 106, 129, 159, 172, 212, 258, 318, 516, 636, 2279, 4558, 6837, 9116, 13674, 27348, 756839, 1513678, 2270517, 3027356, 4541034, 9082068, 32544077, 40112467, 65088154, 80224934, 97632231, 120337401, 130176308, 160449868, 195264462, 240674802, 390528924, 481349604, 1724836081, 3449672162, 5174508243, 6899344324, 10349016486, 20698032972]

約数ペア:

[(1, 20698032972), (2, 10349016486), (3, 6899344324), (4, 5174508243), (6, 3449672162), (12, 1724836081), (43, 481349604), (53, 390528924), (86, 240674802), (106, 195264462), (129, 160449868), (159, 130176308), (172, 120337401), (212, 97632231), (258, 80224934), (318, 65088154), (516, 40112467), (636, 32544077), (2279, 9082068), (4558, 4541034), (6837, 3027356), (9116, 2270517), (13674, 1513678), (27348, 756839)]