18409620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{306827}}^1$

素因数の和:306839

約数の個数: 24

約数和(自身を含む): 51547104

約数和(自身を除く): 33137484

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 306827, 613654, 920481, 1227308, 1534135, 1840962, 3068270, 3681924, 4602405, 6136540, 9204810, 18409620]

約数ペア:

[(1, 18409620), (2, 9204810), (3, 6136540), (4, 4602405), (5, 3681924), (6, 3068270), (10, 1840962), (12, 1534135), (15, 1227308), (20, 920481), (30, 613654), (60, 306827)]