20717507577

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{11887}}^1$

素因数の和:12022

約数の個数: 64

約数和(自身を含む): 32594042880

約数和(自身を除く): 11876535303

約数列:

[1, 3, 13, 23, 29, 39, 67, 69, 87, 201, 299, 377, 667, 871, 897, 1131, 1541, 1943, 2001, 2613, 4623, 5829, 8671, 11887, 20033, 25259, 26013, 35661, 44689, 60099, 75777, 134067, 154531, 273401, 344723, 463593, 580957, 796429, 820203, 1034169, 1742871, 2389287, 3554213, 4481399, 7928629, 10353577, 10662639, 13444197, 18317867, 23096441, 23785887, 31060731, 54953601, 69289323, 103072177, 238132271, 300253733, 309216531, 531218143, 714396813, 900761199, 1593654429, 6905835859, 20717507577]

約数ペア:

[(1, 20717507577), (3, 6905835859), (13, 1593654429), (23, 900761199), (29, 714396813), (39, 531218143), (67, 309216531), (69, 300253733), (87, 238132271), (201, 103072177), (299, 69289323), (377, 54953601), (667, 31060731), (871, 23785887), (897, 23096441), (1131, 18317867), (1541, 13444197), (1943, 10662639), (2001, 10353577), (2613, 7928629), (4623, 4481399), (5829, 3554213), (8671, 2389287), (11887, 1742871), (20033, 1034169), (25259, 820203), (26013, 796429), (35661, 580957), (44689, 463593), (60099, 344723), (75777, 273401), (134067, 154531)]