18222295

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1381}}^1$

素因数の和:1435

約数の個数: 32

約数和(自身を含む): 27861120

約数和(自身を除く): 9638825

約数列:

[1, 5, 7, 13, 29, 35, 65, 91, 145, 203, 377, 455, 1015, 1381, 1885, 2639, 6905, 9667, 13195, 17953, 40049, 48335, 89765, 125671, 200245, 280343, 520637, 628355, 1401715, 2603185, 3644459, 18222295]

約数ペア:

[(1, 18222295), (5, 3644459), (7, 2603185), (13, 1401715), (29, 628355), (35, 520637), (65, 280343), (91, 200245), (145, 125671), (203, 89765), (377, 48335), (455, 40049), (1015, 17953), (1381, 13195), (1885, 9667), (2639, 6905)]