18765296

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{106621}}^1$

素因数の和:106640

約数の個数: 20

約数和(自身を含む): 39663384

約数和(自身を除く): 20898088

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 106621, 213242, 426484, 852968, 1172831, 1705936, 2345662, 4691324, 9382648, 18765296]

約数ペア:

[(1, 18765296), (2, 9382648), (4, 4691324), (8, 2345662), (11, 1705936), (16, 1172831), (22, 852968), (44, 426484), (88, 213242), (176, 106621)]