18942510

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{21773}}^1$

素因数の和:21812

約数の個数: 32

約数和(自身を含む): 47031840

約数和(自身を除く): 28089330

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 58, 87, 145, 174, 290, 435, 870, 21773, 43546, 65319, 108865, 130638, 217730, 326595, 631417, 653190, 1262834, 1894251, 3157085, 3788502, 6314170, 9471255, 18942510]

約数ペア:

[(1, 18942510), (2, 9471255), (3, 6314170), (5, 3788502), (6, 3157085), (10, 1894251), (15, 1262834), (29, 653190), (30, 631417), (58, 326595), (87, 217730), (145, 130638), (174, 108865), (290, 65319), (435, 43546), (870, 21773)]