20974042

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{223}}^1$

素因数の和:334

約数の個数: 32

約数和(自身を含む): 34320384

約数和(自身を除く): 13346342

約数列:

[1, 2, 31, 37, 41, 62, 74, 82, 223, 446, 1147, 1271, 1517, 2294, 2542, 3034, 6913, 8251, 9143, 13826, 16502, 18286, 47027, 94054, 255781, 283433, 338291, 511562, 566866, 676582, 10487021, 20974042]

約数ペア:

[(1, 20974042), (2, 10487021), (31, 676582), (37, 566866), (41, 511562), (62, 338291), (74, 283433), (82, 255781), (223, 94054), (446, 47027), (1147, 18286), (1271, 16502), (1517, 13826), (2294, 9143), (2542, 8251), (3034, 6913)]