20810482

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{7949}}^1$

素因数の和:7986

約数の個数: 32

約数和(自身を含む): 41212800

約数和(自身を除く): 20402318

約数列:

[1, 2, 7, 11, 14, 17, 22, 34, 77, 119, 154, 187, 238, 374, 1309, 2618, 7949, 15898, 55643, 87439, 111286, 135133, 174878, 270266, 612073, 945931, 1224146, 1486463, 1891862, 2972926, 10405241, 20810482]

約数ペア:

[(1, 20810482), (2, 10405241), (7, 2972926), (11, 1891862), (14, 1486463), (17, 1224146), (22, 945931), (34, 612073), (77, 270266), (119, 174878), (154, 135133), (187, 111286), (238, 87439), (374, 55643), (1309, 15898), (2618, 7949)]