19877652

素因数分解:

$2^2\times 3^2\times {\mathrm{571}}^1\times {\mathrm{967}}^1$

素因数の和:1548

約数の個数: 36

約数和(自身を含む): 50386336

約数和(自身を除く): 30508684

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 571, 967, 1142, 1713, 1934, 2284, 2901, 3426, 3868, 5139, 5802, 6852, 8703, 10278, 11604, 17406, 20556, 34812, 552157, 1104314, 1656471, 2208628, 3312942, 4969413, 6625884, 9938826, 19877652]

約数ペア:

[(1, 19877652), (2, 9938826), (3, 6625884), (4, 4969413), (6, 3312942), (9, 2208628), (12, 1656471), (18, 1104314), (36, 552157), (571, 34812), (967, 20556), (1142, 17406), (1713, 11604), (1934, 10278), (2284, 8703), (2901, 6852), (3426, 5802), (3868, 5139)]