20159500068

素因数分解:

$2^2\times 3^2\times {\mathrm{307}}^1\times {\mathrm{977}}^1\times {\mathrm{1867}}^1$

素因数の和:3161

約数の個数: 72

約数和(自身を含む): 51204465312

約数和(自身を除く): 31044965244

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 307, 614, 921, 977, 1228, 1842, 1867, 1954, 2763, 2931, 3684, 3734, 3908, 5526, 5601, 5862, 7468, 8793, 11052, 11202, 11724, 16803, 17586, 22404, 33606, 35172, 67212, 299939, 573169, 599878, 899817, 1146338, 1199756, 1719507, 1799634, 1824059, 2292676, 2699451, 3439014, 3599268, 3648118, 5158521, 5398902, 5472177, 6878028, 7296236, 10317042, 10797804, 10944354, 16416531, 20634084, 21888708, 32833062, 65666124, 559986113, 1119972226, 1679958339, 2239944452, 3359916678, 5039875017, 6719833356, 10079750034, 20159500068]

約数ペア:

[(1, 20159500068), (2, 10079750034), (3, 6719833356), (4, 5039875017), (6, 3359916678), (9, 2239944452), (12, 1679958339), (18, 1119972226), (36, 559986113), (307, 65666124), (614, 32833062), (921, 21888708), (977, 20634084), (1228, 16416531), (1842, 10944354), (1867, 10797804), (1954, 10317042), (2763, 7296236), (2931, 6878028), (3684, 5472177), (3734, 5398902), (3908, 5158521), (5526, 3648118), (5601, 3599268), (5862, 3439014), (7468, 2699451), (8793, 2292676), (11052, 1824059), (11202, 1799634), (11724, 1719507), (16803, 1199756), (17586, 1146338), (22404, 899817), (33606, 599878), (35172, 573169), (67212, 299939)]