20659428

素因数分解:

$2^2\times 3^3\times {\mathrm{23}}^1\times {\mathrm{8317}}^1$

素因数の和:8353

約数の個数: 48

約数和(自身を含む): 55896960

約数和(自身を除く): 35237532

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 27, 36, 46, 54, 69, 92, 108, 138, 207, 276, 414, 621, 828, 1242, 2484, 8317, 16634, 24951, 33268, 49902, 74853, 99804, 149706, 191291, 224559, 299412, 382582, 449118, 573873, 765164, 898236, 1147746, 1721619, 2295492, 3443238, 5164857, 6886476, 10329714, 20659428]

約数ペア:

[(1, 20659428), (2, 10329714), (3, 6886476), (4, 5164857), (6, 3443238), (9, 2295492), (12, 1721619), (18, 1147746), (23, 898236), (27, 765164), (36, 573873), (46, 449118), (54, 382582), (69, 299412), (92, 224559), (108, 191291), (138, 149706), (207, 99804), (276, 74853), (414, 49902), (621, 33268), (828, 24951), (1242, 16634), (2484, 8317)]