20201675

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1019}}^1$

素因数の和:1103

約数の個数: 24

約数和(自身を含む): 27446160

約数和(自身を除く): 7244485

約数列:

[1, 5, 13, 25, 61, 65, 305, 325, 793, 1019, 1525, 3965, 5095, 13247, 19825, 25475, 62159, 66235, 310795, 331175, 808067, 1553975, 4040335, 20201675]

約数ペア:

[(1, 20201675), (5, 4040335), (13, 1553975), (25, 808067), (61, 331175), (65, 310795), (305, 66235), (325, 62159), (793, 25475), (1019, 19825), (1525, 13247), (3965, 5095)]