19124505

素因数分解:

$3^4\times 5^1\times {\mathrm{47221}}^1$

素因数の和:47238

約数の個数: 20

約数和(自身を含む): 34283172

約数和(自身を除く): 15158667

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 47221, 141663, 236105, 424989, 708315, 1274967, 2124945, 3824901, 6374835, 19124505]

約数ペア:

[(1, 19124505), (3, 6374835), (5, 3824901), (9, 2124945), (15, 1274967), (27, 708315), (45, 424989), (81, 236105), (135, 141663), (405, 47221)]