18874116

素因数分解:

$2^2\times 3^2\times {\mathrm{269}}^1\times {\mathrm{1949}}^1$

素因数の和:2228

約数の個数: 36

約数和(自身を含む): 47911500

約数和(自身を除く): 29037384

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 269, 538, 807, 1076, 1614, 1949, 2421, 3228, 3898, 4842, 5847, 7796, 9684, 11694, 17541, 23388, 35082, 70164, 524281, 1048562, 1572843, 2097124, 3145686, 4718529, 6291372, 9437058, 18874116]

約数ペア:

[(1, 18874116), (2, 9437058), (3, 6291372), (4, 4718529), (6, 3145686), (9, 2097124), (12, 1572843), (18, 1048562), (36, 524281), (269, 70164), (538, 35082), (807, 23388), (1076, 17541), (1614, 11694), (1949, 9684), (2421, 7796), (3228, 5847), (3898, 4842)]