20632635

素因数分解:

$3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{211}}^1$

素因数の和:316

約数の個数: 48

約数和(自身を含む): 37503648

約数和(自身を除く): 16871013

約数列:

[1, 3, 5, 9, 15, 41, 45, 53, 123, 159, 205, 211, 265, 369, 477, 615, 633, 795, 1055, 1845, 1899, 2173, 2385, 3165, 6519, 8651, 9495, 10865, 11183, 19557, 25953, 32595, 33549, 43255, 55915, 77859, 97785, 100647, 129765, 167745, 389295, 458503, 503235, 1375509, 2292515, 4126527, 6877545, 20632635]

約数ペア:

[(1, 20632635), (3, 6877545), (5, 4126527), (9, 2292515), (15, 1375509), (41, 503235), (45, 458503), (53, 389295), (123, 167745), (159, 129765), (205, 100647), (211, 97785), (265, 77859), (369, 55915), (477, 43255), (615, 33549), (633, 32595), (795, 25953), (1055, 19557), (1845, 11183), (1899, 10865), (2173, 9495), (2385, 8651), (3165, 6519)]