20949162

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{419}}^1\times {\mathrm{641}}^1$

素因数の和:1078

約数の個数: 32

約数和(自身を含む): 45299520

約数和(自身を除く): 24350358

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 419, 641, 838, 1257, 1282, 1923, 2514, 3846, 5447, 8333, 10894, 16341, 16666, 24999, 32682, 49998, 268579, 537158, 805737, 1611474, 3491527, 6983054, 10474581, 20949162]

約数ペア:

[(1, 20949162), (2, 10474581), (3, 6983054), (6, 3491527), (13, 1611474), (26, 805737), (39, 537158), (78, 268579), (419, 49998), (641, 32682), (838, 24999), (1257, 16666), (1282, 16341), (1923, 10894), (2514, 8333), (3846, 5447)]