18640332

素因数分解:

$2^2\times 3^2\times {\mathrm{227}}^1\times {\mathrm{2281}}^1$

素因数の和:2518

約数の個数: 36

約数和(自身を含む): 47346936

約数和(自身を除く): 28706604

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 227, 454, 681, 908, 1362, 2043, 2281, 2724, 4086, 4562, 6843, 8172, 9124, 13686, 20529, 27372, 41058, 82116, 517787, 1035574, 1553361, 2071148, 3106722, 4660083, 6213444, 9320166, 18640332]

約数ペア:

[(1, 18640332), (2, 9320166), (3, 6213444), (4, 4660083), (6, 3106722), (9, 2071148), (12, 1553361), (18, 1035574), (36, 517787), (227, 82116), (454, 41058), (681, 27372), (908, 20529), (1362, 13686), (2043, 9124), (2281, 8172), (2724, 6843), (4086, 4562)]