19894572

素因数分解:

$2^2\times 3^4\times {\mathrm{61403}}^1$

素因数の和:61419

約数の個数: 30

約数和(自身を含む): 52009188

約数和(自身を除く): 32114616

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 61403, 122806, 184209, 245612, 368418, 552627, 736836, 1105254, 1657881, 2210508, 3315762, 4973643, 6631524, 9947286, 19894572]

約数ペア:

[(1, 19894572), (2, 9947286), (3, 6631524), (4, 4973643), (6, 3315762), (9, 2210508), (12, 1657881), (18, 1105254), (27, 736836), (36, 552627), (54, 368418), (81, 245612), (108, 184209), (162, 122806), (324, 61403)]