20139280130

素因数分解:

$2^1\times 5^1\times {\mathrm{19231}}^1\times {\mathrm{104723}}^1$

素因数の和:123961

約数の個数: 16

約数和(自身を含む): 36252935424

約数和(自身を除く): 16113655294

約数列:

[1, 2, 5, 10, 19231, 38462, 96155, 104723, 192310, 209446, 523615, 1047230, 2013928013, 4027856026, 10069640065, 20139280130]

約数ペア:

[(1, 20139280130), (2, 10069640065), (5, 4027856026), (10, 2013928013), (19231, 1047230), (38462, 523615), (96155, 209446), (104723, 192310)]