20093619

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{827}}^1$

素因数の和:939

約数の個数: 32

約数和(自身を含む): 33384960

約数和(自身を除く): 13291341

約数列:

[1, 3, 7, 13, 21, 39, 89, 91, 267, 273, 623, 827, 1157, 1869, 2481, 3471, 5789, 8099, 10751, 17367, 24297, 32253, 73603, 75257, 220809, 225771, 515221, 956839, 1545663, 2870517, 6697873, 20093619]

約数ペア:

[(1, 20093619), (3, 6697873), (7, 2870517), (13, 1545663), (21, 956839), (39, 515221), (89, 225771), (91, 220809), (267, 75257), (273, 73603), (623, 32253), (827, 24297), (1157, 17367), (1869, 10751), (2481, 8099), (3471, 5789)]