18372620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{6907}}^1$

素因数の和:6942

約数の個数: 48

約数和(自身を含む): 46421760

約数和(自身を除く): 28049140

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 6907, 13814, 27628, 34535, 48349, 69070, 96698, 131233, 138140, 193396, 241745, 262466, 483490, 524932, 656165, 918631, 966980, 1312330, 1837262, 2624660, 3674524, 4593155, 9186310, 18372620]

約数ペア:

[(1, 18372620), (2, 9186310), (4, 4593155), (5, 3674524), (7, 2624660), (10, 1837262), (14, 1312330), (19, 966980), (20, 918631), (28, 656165), (35, 524932), (38, 483490), (70, 262466), (76, 241745), (95, 193396), (133, 138140), (140, 131233), (190, 96698), (266, 69070), (380, 48349), (532, 34535), (665, 27628), (1330, 13814), (2660, 6907)]