19257270

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{641909}}^1$

素因数の和:641919

約数の個数: 16

約数和(自身を含む): 46217520

約数和(自身を除く): 26960250

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 641909, 1283818, 1925727, 3209545, 3851454, 6419090, 9628635, 19257270]

約数ペア:

[(1, 19257270), (2, 9628635), (3, 6419090), (5, 3851454), (6, 3209545), (10, 1925727), (15, 1283818), (30, 641909)]