20154991642

素因数分解:

$2^1\times {\mathrm{41}}^2\times {\mathrm{359}}^1\times {\mathrm{16699}}^1$

素因数の和:17142

約数の個数: 24

約数和(自身を含む): 31076028000

約数和(自身を除く): 10921036358

約数列:

[1, 2, 41, 82, 359, 718, 1681, 3362, 14719, 16699, 29438, 33398, 603479, 684659, 1206958, 1369318, 5994941, 11989882, 28071019, 56142038, 245792581, 491585162, 10077495821, 20154991642]

約数ペア:

[(1, 20154991642), (2, 10077495821), (41, 491585162), (82, 245792581), (359, 56142038), (718, 28071019), (1681, 11989882), (3362, 5994941), (14719, 1369318), (16699, 1206958), (29438, 684659), (33398, 603479)]