20886816

素因数分解:

$2^5\times 3^1\times {\mathrm{97}}^1\times {\mathrm{2243}}^1$

素因数の和:2353

約数の個数: 48

約数和(自身を含む): 55417824

約数和(自身を除く): 34531008

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 97, 194, 291, 388, 582, 776, 1164, 1552, 2243, 2328, 3104, 4486, 4656, 6729, 8972, 9312, 13458, 17944, 26916, 35888, 53832, 71776, 107664, 215328, 217571, 435142, 652713, 870284, 1305426, 1740568, 2610852, 3481136, 5221704, 6962272, 10443408, 20886816]

約数ペア:

[(1, 20886816), (2, 10443408), (3, 6962272), (4, 5221704), (6, 3481136), (8, 2610852), (12, 1740568), (16, 1305426), (24, 870284), (32, 652713), (48, 435142), (96, 217571), (97, 215328), (194, 107664), (291, 71776), (388, 53832), (582, 35888), (776, 26916), (1164, 17944), (1552, 13458), (2243, 9312), (2328, 8972), (3104, 6729), (4486, 4656)]