20269914

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{487}}^1\times {\mathrm{991}}^1$

素因数の和:1490

約数の個数: 32

約数和(自身を含む): 46473216

約数和(自身を除く): 26203302

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 487, 974, 991, 1461, 1982, 2922, 2973, 3409, 5946, 6818, 6937, 10227, 13874, 20454, 20811, 41622, 482617, 965234, 1447851, 2895702, 3378319, 6756638, 10134957, 20269914]

約数ペア:

[(1, 20269914), (2, 10134957), (3, 6756638), (6, 3378319), (7, 2895702), (14, 1447851), (21, 965234), (42, 482617), (487, 41622), (974, 20811), (991, 20454), (1461, 13874), (1982, 10227), (2922, 6937), (2973, 6818), (3409, 5946)]