19903470

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{349}}^1\times {\mathrm{1901}}^1$

素因数の和:2260

約数の個数: 32

約数和(自身を含む): 47930400

約数和(自身を除く): 28026930

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 349, 698, 1047, 1745, 1901, 2094, 3490, 3802, 5235, 5703, 9505, 10470, 11406, 19010, 28515, 57030, 663449, 1326898, 1990347, 3317245, 3980694, 6634490, 9951735, 19903470]

約数ペア:

[(1, 19903470), (2, 9951735), (3, 6634490), (5, 3980694), (6, 3317245), (10, 1990347), (15, 1326898), (30, 663449), (349, 57030), (698, 28515), (1047, 19010), (1745, 11406), (1901, 10470), (2094, 9505), (3490, 5703), (3802, 5235)]