20163216

素因数分解:

$2^4\times 3^1\times {\mathrm{43}}^1\times {\mathrm{9769}}^1$

素因数の和:9823

約数の個数: 40

約数和(自身を含む): 53305120

約数和(自身を除く): 33141904

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 43, 48, 86, 129, 172, 258, 344, 516, 688, 1032, 2064, 9769, 19538, 29307, 39076, 58614, 78152, 117228, 156304, 234456, 420067, 468912, 840134, 1260201, 1680268, 2520402, 3360536, 5040804, 6721072, 10081608, 20163216]

約数ペア:

[(1, 20163216), (2, 10081608), (3, 6721072), (4, 5040804), (6, 3360536), (8, 2520402), (12, 1680268), (16, 1260201), (24, 840134), (43, 468912), (48, 420067), (86, 234456), (129, 156304), (172, 117228), (258, 78152), (344, 58614), (516, 39076), (688, 29307), (1032, 19538), (2064, 9769)]