19151690

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{112657}}^1$

素因数の和:112681

約数の個数: 16

約数和(自身を含む): 36501192

約数和(自身を除く): 17349502

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 112657, 225314, 563285, 1126570, 1915169, 3830338, 9575845, 19151690]

約数ペア:

[(1, 19151690), (2, 9575845), (5, 3830338), (10, 1915169), (17, 1126570), (34, 563285), (85, 225314), (170, 112657)]