20448930

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{681631}}^1$

素因数の和:681641

約数の個数: 16

約数和(自身を含む): 49077504

約数和(自身を除く): 28628574

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 681631, 1363262, 2044893, 3408155, 4089786, 6816310, 10224465, 20448930]

約数ペア:

[(1, 20448930), (2, 10224465), (3, 6816310), (5, 4089786), (6, 3408155), (10, 2044893), (15, 1363262), (30, 681631)]