20912082

素因数分解:

$2^1\times 3^1\times {\mathrm{991}}^1\times {\mathrm{3517}}^1$

素因数の和:4513

約数の個数: 16

約数和(自身を含む): 41878272

約数和(自身を除く): 20966190

約数列:

[1, 2, 3, 6, 991, 1982, 2973, 3517, 5946, 7034, 10551, 21102, 3485347, 6970694, 10456041, 20912082]

約数ペア:

[(1, 20912082), (2, 10456041), (3, 6970694), (6, 3485347), (991, 21102), (1982, 10551), (2973, 7034), (3517, 5946)]