18648460

素因数分解:

$2^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{5939}}^1$

素因数の和:6105

約数の個数: 24

約数和(自身を含む): 39417840

約数和(自身を除く): 20769380

約数列:

[1, 2, 4, 5, 10, 20, 157, 314, 628, 785, 1570, 3140, 5939, 11878, 23756, 29695, 59390, 118780, 932423, 1864846, 3729692, 4662115, 9324230, 18648460]

約数ペア:

[(1, 18648460), (2, 9324230), (4, 4662115), (5, 3729692), (10, 1864846), (20, 932423), (157, 118780), (314, 59390), (628, 29695), (785, 23756), (1570, 11878), (3140, 5939)]