18076744336

素因数分解:

$2^4\times 7^1\times {\mathrm{163}}^1\times {\mathrm{990181}}^1$

素因数の和:990359

約数の個数: 40

約数和(自身を含む): 40272682304

約数和(自身を除く): 22195937968

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 163, 326, 652, 1141, 1304, 2282, 2608, 4564, 9128, 18256, 990181, 1980362, 3960724, 6931267, 7921448, 13862534, 15842896, 27725068, 55450136, 110900272, 161399503, 322799006, 645598012, 1129796521, 1291196024, 2259593042, 2582392048, 4519186084, 9038372168, 18076744336]

約数ペア:

[(1, 18076744336), (2, 9038372168), (4, 4519186084), (7, 2582392048), (8, 2259593042), (14, 1291196024), (16, 1129796521), (28, 645598012), (56, 322799006), (112, 161399503), (163, 110900272), (326, 55450136), (652, 27725068), (1141, 15842896), (1304, 13862534), (2282, 7921448), (2608, 6931267), (4564, 3960724), (9128, 1980362), (18256, 990181)]