20512692088

素因数分解:

$2^3\times 7^1\times {\mathrm{8923}}^1\times {\mathrm{41051}}^1$

素因数の和:49987

約数の個数: 32

約数和(自身を含む): 43961765760

約数和(自身を除く): 23449073672

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 8923, 17846, 35692, 41051, 62461, 71384, 82102, 124922, 164204, 249844, 287357, 328408, 499688, 574714, 1149428, 2298856, 366298073, 732596146, 1465192292, 2564086511, 2930384584, 5128173022, 10256346044, 20512692088]

約数ペア:

[(1, 20512692088), (2, 10256346044), (4, 5128173022), (7, 2930384584), (8, 2564086511), (14, 1465192292), (28, 732596146), (56, 366298073), (8923, 2298856), (17846, 1149428), (35692, 574714), (41051, 499688), (62461, 328408), (71384, 287357), (82102, 249844), (124922, 164204)]