18891830

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{51059}}^1$

素因数の和:51103

約数の個数: 16

約数和(自身を含む): 34925040

約数和(自身を除く): 16033210

約数列:

[1, 2, 5, 10, 37, 74, 185, 370, 51059, 102118, 255295, 510590, 1889183, 3778366, 9445915, 18891830]

約数ペア:

[(1, 18891830), (2, 9445915), (5, 3778366), (10, 1889183), (37, 510590), (74, 255295), (185, 102118), (370, 51059)]