19398930

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{646631}}^1$

素因数の和:646641

約数の個数: 16

約数和(自身を含む): 46557504

約数和(自身を除く): 27158574

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 646631, 1293262, 1939893, 3233155, 3879786, 6466310, 9699465, 19398930]

約数ペア:

[(1, 19398930), (2, 9699465), (3, 6466310), (5, 3879786), (6, 3233155), (10, 1939893), (15, 1293262), (30, 646631)]