19876136

素因数分解:

$2^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{12239}}^1$

素因数の和:12281

約数の個数: 32

約数和(自身を含む): 44064000

約数和(自身を除く): 24187864

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 56, 58, 116, 203, 232, 406, 812, 1624, 12239, 24478, 48956, 85673, 97912, 171346, 342692, 354931, 685384, 709862, 1419724, 2484517, 2839448, 4969034, 9938068, 19876136]

約数ペア:

[(1, 19876136), (2, 9938068), (4, 4969034), (7, 2839448), (8, 2484517), (14, 1419724), (28, 709862), (29, 685384), (56, 354931), (58, 342692), (116, 171346), (203, 97912), (232, 85673), (406, 48956), (812, 24478), (1624, 12239)]