19157476

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{601}}^1\times {\mathrm{613}}^1$

素因数の和:1231

約数の個数: 24

約数和(自身を含む): 36223544

約数和(自身を除く): 17066068

約数列:

[1, 2, 4, 13, 26, 52, 601, 613, 1202, 1226, 2404, 2452, 7813, 7969, 15626, 15938, 31252, 31876, 368413, 736826, 1473652, 4789369, 9578738, 19157476]

約数ペア:

[(1, 19157476), (2, 9578738), (4, 4789369), (13, 1473652), (26, 736826), (52, 368413), (601, 31876), (613, 31252), (1202, 15938), (1226, 15626), (2404, 7969), (2452, 7813)]