18832561

素因数分解:

${\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{101}}^1$

素因数の和:213

約数の個数: 24

約数和(自身を含む): 22139712

約数和(自身を除く): 3307151

約数列:

[1, 11, 23, 67, 101, 121, 253, 737, 1111, 1541, 2323, 2783, 6767, 8107, 12221, 16951, 25553, 74437, 155641, 186461, 281083, 818807, 1712051, 18832561]

約数ペア:

[(1, 18832561), (11, 1712051), (23, 818807), (67, 281083), (101, 186461), (121, 155641), (253, 74437), (737, 25553), (1111, 16951), (1541, 12221), (2323, 8107), (2783, 6767)]