19853392

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3079}}^1$

素因数の和:3131

約数の個数: 40

約数和(自身を含む): 42775040

約数和(自身を除く): 22921648

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 403, 496, 806, 1612, 3079, 3224, 6158, 6448, 12316, 24632, 40027, 49264, 80054, 95449, 160108, 190898, 320216, 381796, 640432, 763592, 1240837, 1527184, 2481674, 4963348, 9926696, 19853392]

約数ペア:

[(1, 19853392), (2, 9926696), (4, 4963348), (8, 2481674), (13, 1527184), (16, 1240837), (26, 763592), (31, 640432), (52, 381796), (62, 320216), (104, 190898), (124, 160108), (208, 95449), (248, 80054), (403, 49264), (496, 40027), (806, 24632), (1612, 12316), (3079, 6448), (3224, 6158)]