20916030

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{697201}}^1$

素因数の和:697211

約数の個数: 16

約数和(自身を含む): 50198544

約数和(自身を除く): 29282514

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 697201, 1394402, 2091603, 3486005, 4183206, 6972010, 10458015, 20916030]

約数ペア:

[(1, 20916030), (2, 10458015), (3, 6972010), (5, 4183206), (6, 3486005), (10, 2091603), (15, 1394402), (30, 697201)]