20731528088

素因数分解:

$2^3\times {\mathrm{59}}^1\times {\mathrm{151}}^1\times {\mathrm{290879}}^1$

素因数の和:291095

約数の個数: 32

約数和(自身を含む): 39792384000

約数和(自身を除く): 19060855912

約数列:

[1, 2, 4, 8, 59, 118, 151, 236, 302, 472, 604, 1208, 8909, 17818, 35636, 71272, 290879, 581758, 1163516, 2327032, 17161861, 34323722, 43922729, 68647444, 87845458, 137294888, 175690916, 351381832, 2591441011, 5182882022, 10365764044, 20731528088]

約数ペア:

[(1, 20731528088), (2, 10365764044), (4, 5182882022), (8, 2591441011), (59, 351381832), (118, 175690916), (151, 137294888), (236, 87845458), (302, 68647444), (472, 43922729), (604, 34323722), (1208, 17161861), (8909, 2327032), (17818, 1163516), (35636, 581758), (71272, 290879)]