19284690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{79}}^2\times {\mathrm{103}}^1$

素因数の和:271

約数の個数: 48

約数和(自身を含む): 47331648

約数和(自身を除く): 28046958

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 79, 103, 158, 206, 237, 309, 395, 474, 515, 618, 790, 1030, 1185, 1545, 2370, 3090, 6241, 8137, 12482, 16274, 18723, 24411, 31205, 37446, 40685, 48822, 62410, 81370, 93615, 122055, 187230, 244110, 642823, 1285646, 1928469, 3214115, 3856938, 6428230, 9642345, 19284690]

約数ペア:

[(1, 19284690), (2, 9642345), (3, 6428230), (5, 3856938), (6, 3214115), (10, 1928469), (15, 1285646), (30, 642823), (79, 244110), (103, 187230), (158, 122055), (206, 93615), (237, 81370), (309, 62410), (395, 48822), (474, 40685), (515, 37446), (618, 31205), (790, 24411), (1030, 18723), (1185, 16274), (1545, 12482), (2370, 8137), (3090, 6241)]