31314242

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{199}}^1$

素因数の和:362

約数の個数: 32

約数和(自身を含む): 51408000

約数和(自身を除く): 20093758

約数列:

[1, 2, 19, 38, 41, 82, 101, 199, 202, 398, 779, 1558, 1919, 3781, 3838, 4141, 7562, 8159, 8282, 16318, 20099, 40198, 78679, 155021, 157358, 310042, 381881, 763762, 824059, 1648118, 15657121, 31314242]

約数ペア:

[(1, 31314242), (2, 15657121), (19, 1648118), (38, 824059), (41, 763762), (82, 381881), (101, 310042), (199, 157358), (202, 155021), (398, 78679), (779, 40198), (1558, 20099), (1919, 16318), (3781, 8282), (3838, 8159), (4141, 7562)]