20346960790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41549}}^1\times {\mathrm{3767}}^1$

素因数の和:45336

約数の個数: 32

約数和(自身を含む): 39453220800

約数和(自身を除く): 19106260010

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 3767, 7534, 18835, 37670, 41549, 48971, 83098, 97942, 207745, 244855, 415490, 489710, 540137, 1080274, 2700685, 5401370, 156515083, 313030166, 782575415, 1565150830, 2034696079, 4069392158, 10173480395, 20346960790]

約数ペア:

[(1, 20346960790), (2, 10173480395), (5, 4069392158), (10, 2034696079), (13, 1565150830), (26, 782575415), (65, 313030166), (130, 156515083), (3767, 5401370), (7534, 2700685), (18835, 1080274), (37670, 540137), (41549, 489710), (48971, 415490), (83098, 244855), (97942, 207745)]