20139165

素因数分解:

$3^3\times 5^1\times {\mathrm{241}}^1\times {\mathrm{619}}^1$

素因数の和:874

約数の個数: 32

約数和(自身を含む): 36009600

約数和(自身を除く): 15870435

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 241, 619, 723, 1205, 1857, 2169, 3095, 3615, 5571, 6507, 9285, 10845, 16713, 27855, 32535, 83565, 149179, 447537, 745895, 1342611, 2237685, 4027833, 6713055, 20139165]

約数ペア:

[(1, 20139165), (3, 6713055), (5, 4027833), (9, 2237685), (15, 1342611), (27, 745895), (45, 447537), (135, 149179), (241, 83565), (619, 32535), (723, 27855), (1205, 16713), (1857, 10845), (2169, 9285), (3095, 6507), (3615, 5571)]