207684016

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{212791}}^1$

素因数の和:212860

約数の個数: 20

約数和(自身を含む): 408986224

約数和(自身を除く): 201302208

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 212791, 425582, 851164, 1702328, 3404656, 12980251, 25960502, 51921004, 103842008, 207684016]

約数ペア:

[(1, 207684016), (2, 103842008), (4, 51921004), (8, 25960502), (16, 12980251), (61, 3404656), (122, 1702328), (244, 851164), (488, 425582), (976, 212791)]