20272434

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{347}}^1$

素因数の和:479

約数の個数: 64

約数和(自身を含む): 50512896

約数和(自身を除く): 30240462

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 107, 182, 214, 273, 321, 347, 546, 642, 694, 749, 1041, 1391, 1498, 2082, 2247, 2429, 2782, 4173, 4494, 4511, 4858, 7287, 8346, 9022, 9737, 13533, 14574, 19474, 27066, 29211, 31577, 37129, 58422, 63154, 74258, 94731, 111387, 189462, 222774, 259903, 482677, 519806, 779709, 965354, 1448031, 1559418, 2896062, 3378739, 6757478, 10136217, 20272434]

約数ペア:

[(1, 20272434), (2, 10136217), (3, 6757478), (6, 3378739), (7, 2896062), (13, 1559418), (14, 1448031), (21, 965354), (26, 779709), (39, 519806), (42, 482677), (78, 259903), (91, 222774), (107, 189462), (182, 111387), (214, 94731), (273, 74258), (321, 63154), (347, 58422), (546, 37129), (642, 31577), (694, 29211), (749, 27066), (1041, 19474), (1391, 14574), (1498, 13533), (2082, 9737), (2247, 9022), (2429, 8346), (2782, 7287), (4173, 4858), (4494, 4511)]