20912370

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{697079}}^1$

素因数の和:697089

約数の個数: 16

約数和(自身を含む): 50189760

約数和(自身を除く): 29277390

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 697079, 1394158, 2091237, 3485395, 4182474, 6970790, 10456185, 20912370]

約数ペア:

[(1, 20912370), (2, 10456185), (3, 6970790), (5, 4182474), (6, 3485395), (10, 2091237), (15, 1394158), (30, 697079)]