19521690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{8237}}^1$

素因数の和:8326

約数の個数: 32

約数和(自身を含む): 47450880

約数和(自身を除く): 27929190

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 79, 158, 237, 395, 474, 790, 1185, 2370, 8237, 16474, 24711, 41185, 49422, 82370, 123555, 247110, 650723, 1301446, 1952169, 3253615, 3904338, 6507230, 9760845, 19521690]

約数ペア:

[(1, 19521690), (2, 9760845), (3, 6507230), (5, 3904338), (6, 3253615), (10, 1952169), (15, 1301446), (30, 650723), (79, 247110), (158, 123555), (237, 82370), (395, 49422), (474, 41185), (790, 24711), (1185, 16474), (2370, 8237)]