20926545

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{659}}^1$

素因数の和:769

約数の個数: 32

約数和(自身を含む): 35164800

約数和(自身を除く): 14238255

約数列:

[1, 3, 5, 15, 29, 73, 87, 145, 219, 365, 435, 659, 1095, 1977, 2117, 3295, 6351, 9885, 10585, 19111, 31755, 48107, 57333, 95555, 144321, 240535, 286665, 721605, 1395103, 4185309, 6975515, 20926545]

約数ペア:

[(1, 20926545), (3, 6975515), (5, 4185309), (15, 1395103), (29, 721605), (73, 286665), (87, 240535), (145, 144321), (219, 95555), (365, 57333), (435, 48107), (659, 31755), (1095, 19111), (1977, 10585), (2117, 9885), (3295, 6351)]