20488692

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{1637}}^1$

素因数の和:1800

約数の個数: 48

約数和(自身を含む): 55036800

約数和(自身を除く): 34548108

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 149, 298, 447, 596, 894, 1043, 1637, 1788, 2086, 3129, 3274, 4172, 4911, 6258, 6548, 9822, 11459, 12516, 19644, 22918, 34377, 45836, 68754, 137508, 243913, 487826, 731739, 975652, 1463478, 1707391, 2926956, 3414782, 5122173, 6829564, 10244346, 20488692]

約数ペア:

[(1, 20488692), (2, 10244346), (3, 6829564), (4, 5122173), (6, 3414782), (7, 2926956), (12, 1707391), (14, 1463478), (21, 975652), (28, 731739), (42, 487826), (84, 243913), (149, 137508), (298, 68754), (447, 45836), (596, 34377), (894, 22918), (1043, 19644), (1637, 12516), (1788, 11459), (2086, 9822), (3129, 6548), (3274, 6258), (4172, 4911)]