20909562

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{1423}}^1$

素因数の和:1538

約数の個数: 32

約数和(自身を含む): 43745280

約数和(自身を除く): 22835718

約数列:

[1, 2, 3, 6, 31, 62, 79, 93, 158, 186, 237, 474, 1423, 2449, 2846, 4269, 4898, 7347, 8538, 14694, 44113, 88226, 112417, 132339, 224834, 264678, 337251, 674502, 3484927, 6969854, 10454781, 20909562]

約数ペア:

[(1, 20909562), (2, 10454781), (3, 6969854), (6, 3484927), (31, 674502), (62, 337251), (79, 264678), (93, 224834), (158, 132339), (186, 112417), (237, 88226), (474, 44113), (1423, 14694), (2449, 8538), (2846, 7347), (4269, 4898)]