20273106

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{193}}^1$

素因数の和:307

約数の個数: 64

約数和(自身を含む): 48496896

約数和(自身を除く): 28223790

約数列:

[1, 2, 3, 6, 7, 14, 21, 41, 42, 61, 82, 122, 123, 183, 193, 246, 287, 366, 386, 427, 574, 579, 854, 861, 1158, 1281, 1351, 1722, 2501, 2562, 2702, 4053, 5002, 7503, 7913, 8106, 11773, 15006, 15826, 17507, 23546, 23739, 35014, 35319, 47478, 52521, 55391, 70638, 82411, 105042, 110782, 164822, 166173, 247233, 332346, 482693, 494466, 965386, 1448079, 2896158, 3378851, 6757702, 10136553, 20273106]

約数ペア:

[(1, 20273106), (2, 10136553), (3, 6757702), (6, 3378851), (7, 2896158), (14, 1448079), (21, 965386), (41, 494466), (42, 482693), (61, 332346), (82, 247233), (122, 166173), (123, 164822), (183, 110782), (193, 105042), (246, 82411), (287, 70638), (366, 55391), (386, 52521), (427, 47478), (574, 35319), (579, 35014), (854, 23739), (861, 23546), (1158, 17507), (1281, 15826), (1351, 15006), (1722, 11773), (2501, 8106), (2562, 7913), (2702, 7503), (4053, 5002)]