18446416

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{60679}}^1$

素因数の和:60706

約数の個数: 20

約数和(自身を含む): 37621600

約数和(自身を除く): 19175184

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 60679, 121358, 242716, 485432, 970864, 1152901, 2305802, 4611604, 9223208, 18446416]

約数ペア:

[(1, 18446416), (2, 9223208), (4, 4611604), (8, 2305802), (16, 1152901), (19, 970864), (38, 485432), (76, 242716), (152, 121358), (304, 60679)]