20558802

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{3943}}^1$

素因数の和:4038

約数の個数: 32

約数和(自身を含む): 45434880

約数和(自身を除く): 24876078

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 79, 158, 237, 474, 869, 1738, 2607, 3943, 5214, 7886, 11829, 23658, 43373, 86746, 130119, 260238, 311497, 622994, 934491, 1868982, 3426467, 6852934, 10279401, 20558802]

約数ペア:

[(1, 20558802), (2, 10279401), (3, 6852934), (6, 3426467), (11, 1868982), (22, 934491), (33, 622994), (66, 311497), (79, 260238), (158, 130119), (237, 86746), (474, 43373), (869, 23658), (1738, 11829), (2607, 7886), (3943, 5214)]