18087090

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{2003}}^1$

素因数の和:2063

約数の個数: 64

約数和(自身を含む): 50789376

約数和(自身を除く): 32702286

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 43, 70, 86, 105, 129, 210, 215, 258, 301, 430, 602, 645, 903, 1290, 1505, 1806, 2003, 3010, 4006, 4515, 6009, 9030, 10015, 12018, 14021, 20030, 28042, 30045, 42063, 60090, 70105, 84126, 86129, 140210, 172258, 210315, 258387, 420630, 430645, 516774, 602903, 861290, 1205806, 1291935, 1808709, 2583870, 3014515, 3617418, 6029030, 9043545, 18087090]

約数ペア:

[(1, 18087090), (2, 9043545), (3, 6029030), (5, 3617418), (6, 3014515), (7, 2583870), (10, 1808709), (14, 1291935), (15, 1205806), (21, 861290), (30, 602903), (35, 516774), (42, 430645), (43, 420630), (70, 258387), (86, 210315), (105, 172258), (129, 140210), (210, 86129), (215, 84126), (258, 70105), (301, 60090), (430, 42063), (602, 30045), (645, 28042), (903, 20030), (1290, 14021), (1505, 12018), (1806, 10015), (2003, 9030), (3010, 6009), (4006, 4515)]