20139957470

素因数分解:

$2^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{1723}}^1\times {\mathrm{14083}}^1$

素因数の和:15896

約数の個数: 32

約数和(自身を含む): 36712593792

約数和(自身を除く): 16572636322

約数列:

[1, 2, 5, 10, 83, 166, 415, 830, 1723, 3446, 8615, 14083, 17230, 28166, 70415, 140830, 143009, 286018, 715045, 1168889, 1430090, 2337778, 5844445, 11688890, 24265009, 48530018, 121325045, 242650090, 2013995747, 4027991494, 10069978735, 20139957470]

約数ペア:

[(1, 20139957470), (2, 10069978735), (5, 4027991494), (10, 2013995747), (83, 242650090), (166, 121325045), (415, 48530018), (830, 24265009), (1723, 11688890), (3446, 5844445), (8615, 2337778), (14083, 1430090), (17230, 1168889), (28166, 715045), (70415, 286018), (140830, 143009)]