20009557624

素因数分解:

$2^3\times 7^1\times {\mathrm{349}}^1\times {\mathrm{1023821}}^1$

素因数の和:1024183

約数の個数: 32

約数和(自身を含む): 43000524000

約数和(自身を除く): 22990966376

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 349, 698, 1396, 2443, 2792, 4886, 9772, 19544, 1023821, 2047642, 4095284, 7166747, 8190568, 14333494, 28666988, 57333976, 357313529, 714627058, 1429254116, 2501194703, 2858508232, 5002389406, 10004778812, 20009557624]

約数ペア:

[(1, 20009557624), (2, 10004778812), (4, 5002389406), (7, 2858508232), (8, 2501194703), (14, 1429254116), (28, 714627058), (56, 357313529), (349, 57333976), (698, 28666988), (1396, 14333494), (2443, 8190568), (2792, 7166747), (4886, 4095284), (9772, 2047642), (19544, 1023821)]