20193770007

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{1847}}^1\times {\mathrm{25847}}^1$

素因数の和:27747

約数の個数: 24

約数和(自身を含む): 29806672896

約数和(自身を除く): 9612902889

約数列:

[1, 3, 9, 47, 141, 423, 1847, 5541, 16623, 25847, 77541, 86809, 232623, 260427, 781281, 1214809, 3644427, 10933281, 47739409, 143218227, 429654681, 2243752223, 6731256669, 20193770007]

約数ペア:

[(1, 20193770007), (3, 6731256669), (9, 2243752223), (47, 429654681), (141, 143218227), (423, 47739409), (1847, 10933281), (5541, 3644427), (16623, 1214809), (25847, 781281), (77541, 260427), (86809, 232623)]