205985296

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{991}}^1\times {\mathrm{1181}}^1$

素因数の和:2191

約数の個数: 40

約数和(自身を含む): 436186368

約数和(自身を除く): 230201072

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 991, 1181, 1982, 2362, 3964, 4724, 7928, 9448, 10901, 12991, 15856, 18896, 21802, 25982, 43604, 51964, 87208, 103928, 174416, 207856, 1170371, 2340742, 4681484, 9362968, 12874081, 18725936, 25748162, 51496324, 102992648, 205985296]

約数ペア:

[(1, 205985296), (2, 102992648), (4, 51496324), (8, 25748162), (11, 18725936), (16, 12874081), (22, 9362968), (44, 4681484), (88, 2340742), (176, 1170371), (991, 207856), (1181, 174416), (1982, 103928), (2362, 87208), (3964, 51964), (4724, 43604), (7928, 25982), (9448, 21802), (10901, 18896), (12991, 15856)]