20217668846

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{397}}^1\times {\mathrm{2543}}^1$

素因数の和:3009

約数の個数: 64

約数和(自身を含む): 34992414720

約数和(自身を除く): 14774745874

約数列:

[1, 2, 17, 19, 31, 34, 38, 62, 323, 397, 527, 589, 646, 794, 1054, 1178, 2543, 5086, 6749, 7543, 10013, 12307, 13498, 15086, 20026, 24614, 43231, 48317, 78833, 86462, 96634, 128231, 157666, 209219, 233833, 256462, 418438, 467666, 821389, 1009571, 1340161, 1497827, 1642778, 2019142, 2680322, 2995654, 3975161, 7950322, 17162707, 19181849, 25463059, 31296701, 34325414, 38363698, 50926118, 62593402, 326091433, 532043917, 594637319, 652182866, 1064087834, 1189274638, 10108834423, 20217668846]

約数ペア:

[(1, 20217668846), (2, 10108834423), (17, 1189274638), (19, 1064087834), (31, 652182866), (34, 594637319), (38, 532043917), (62, 326091433), (323, 62593402), (397, 50926118), (527, 38363698), (589, 34325414), (646, 31296701), (794, 25463059), (1054, 19181849), (1178, 17162707), (2543, 7950322), (5086, 3975161), (6749, 2995654), (7543, 2680322), (10013, 2019142), (12307, 1642778), (13498, 1497827), (15086, 1340161), (20026, 1009571), (24614, 821389), (43231, 467666), (48317, 418438), (78833, 256462), (86462, 233833), (96634, 209219), (128231, 157666)]