18475740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{102643}}^1$

素因数の和:102658

約数の個数: 36

約数和(自身を含む): 56043624

約数和(自身を除く): 37567884

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 102643, 205286, 307929, 410572, 513215, 615858, 923787, 1026430, 1231716, 1539645, 1847574, 2052860, 3079290, 3695148, 4618935, 6158580, 9237870, 18475740]

約数ペア:

[(1, 18475740), (2, 9237870), (3, 6158580), (4, 4618935), (5, 3695148), (6, 3079290), (9, 2052860), (10, 1847574), (12, 1539645), (15, 1231716), (18, 1026430), (20, 923787), (30, 615858), (36, 513215), (45, 410572), (60, 307929), (90, 205286), (180, 102643)]