20358837

素因数分解:

$3^3\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{347}}^1$

素因数の和:450

約数の個数: 32

約数和(自身を含む): 31570560

約数和(自身を除く): 11211723

約数列:

[1, 3, 9, 27, 41, 53, 123, 159, 347, 369, 477, 1041, 1107, 1431, 2173, 3123, 6519, 9369, 14227, 18391, 19557, 42681, 55173, 58671, 128043, 165519, 384129, 496557, 754031, 2262093, 6786279, 20358837]

約数ペア:

[(1, 20358837), (3, 6786279), (9, 2262093), (27, 754031), (41, 496557), (53, 384129), (123, 165519), (159, 128043), (347, 58671), (369, 55173), (477, 42681), (1041, 19557), (1107, 18391), (1431, 14227), (2173, 9369), (3123, 6519)]