20512073484

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{1115029}}^1$

素因数の和:1115119

約数の個数: 72

約数和(自身を含む): 60068896160

約数和(自身を除く): 39556822676

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 73, 84, 126, 146, 219, 252, 292, 438, 511, 657, 876, 1022, 1314, 1533, 2044, 2628, 3066, 4599, 6132, 9198, 18396, 1115029, 2230058, 3345087, 4460116, 6690174, 7805203, 10035261, 13380348, 15610406, 20070522, 23415609, 31220812, 40141044, 46831218, 70246827, 81397117, 93662436, 140493654, 162794234, 244191351, 280987308, 325588468, 488382702, 569779819, 732574053, 976765404, 1139559638, 1465148106, 1709339457, 2279119276, 2930296212, 3418678914, 5128018371, 6837357828, 10256036742, 20512073484]

約数ペア:

[(1, 20512073484), (2, 10256036742), (3, 6837357828), (4, 5128018371), (6, 3418678914), (7, 2930296212), (9, 2279119276), (12, 1709339457), (14, 1465148106), (18, 1139559638), (21, 976765404), (28, 732574053), (36, 569779819), (42, 488382702), (63, 325588468), (73, 280987308), (84, 244191351), (126, 162794234), (146, 140493654), (219, 93662436), (252, 81397117), (292, 70246827), (438, 46831218), (511, 40141044), (657, 31220812), (876, 23415609), (1022, 20070522), (1314, 15610406), (1533, 13380348), (2044, 10035261), (2628, 7805203), (3066, 6690174), (4599, 4460116), (6132, 3345087), (9198, 2230058), (18396, 1115029)]