20654326808

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{5741}}^1\times {\mathrm{23669}}^1$

素因数の和:29435

約数の個数: 32

約数和(自身を含む): 40773942000

約数和(自身を除く): 20119615192

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 5741, 11482, 22964, 23669, 45928, 47338, 94676, 109079, 189352, 218158, 436316, 449711, 872632, 899422, 1798844, 3597688, 135883729, 271767458, 543534916, 1087069832, 2581790851, 5163581702, 10327163404, 20654326808]

約数ペア:

[(1, 20654326808), (2, 10327163404), (4, 5163581702), (8, 2581790851), (19, 1087069832), (38, 543534916), (76, 271767458), (152, 135883729), (5741, 3597688), (11482, 1798844), (22964, 899422), (23669, 872632), (45928, 449711), (47338, 436316), (94676, 218158), (109079, 189352)]