20635264

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{12401}}^1$

素因数の和:12428

約数の個数: 32

約数和(自身を含む): 44275140

約数和(自身を除く): 23639876

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 416, 832, 1664, 12401, 24802, 49604, 99208, 161213, 198416, 322426, 396832, 644852, 793664, 1289704, 1587328, 2579408, 5158816, 10317632, 20635264]

約数ペア:

[(1, 20635264), (2, 10317632), (4, 5158816), (8, 2579408), (13, 1587328), (16, 1289704), (26, 793664), (32, 644852), (52, 396832), (64, 322426), (104, 198416), (128, 161213), (208, 99208), (416, 49604), (832, 24802), (1664, 12401)]