78789124

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{9511}}^1$

素因数の和:9643

約数の個数: 24

約数和(自身を含む): 146484800

約数和(自身を除く): 67695676

約数列:

[1, 2, 4, 19, 38, 76, 109, 218, 436, 2071, 4142, 8284, 9511, 19022, 38044, 180709, 361418, 722836, 1036699, 2073398, 4146796, 19697281, 39394562, 78789124]

約数ペア:

[(1, 78789124), (2, 39394562), (4, 19697281), (19, 4146796), (38, 2073398), (76, 1036699), (109, 722836), (218, 361418), (436, 180709), (2071, 38044), (4142, 19022), (8284, 9511)]