20173631912

素因数分解:

$2^3\times 7^1\times {\mathrm{103}}^1\times {\mathrm{107}}^1\times {\mathrm{32687}}^1$

素因数の和:32910

約数の個数: 64

約数和(自身を含む): 44058193920

約数和(自身を除く): 23884562008

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 103, 107, 206, 214, 412, 428, 721, 749, 824, 856, 1442, 1498, 2884, 2996, 5768, 5992, 11021, 22042, 32687, 44084, 65374, 77147, 88168, 130748, 154294, 228809, 261496, 308588, 457618, 617176, 915236, 1830472, 3366761, 3497509, 6733522, 6995018, 13467044, 13990036, 23567327, 24482563, 26934088, 27980072, 47134654, 48965126, 94269308, 97930252, 188538616, 195860504, 360243427, 720486854, 1440973708, 2521703989, 2881947416, 5043407978, 10086815956, 20173631912]

約数ペア:

[(1, 20173631912), (2, 10086815956), (4, 5043407978), (7, 2881947416), (8, 2521703989), (14, 1440973708), (28, 720486854), (56, 360243427), (103, 195860504), (107, 188538616), (206, 97930252), (214, 94269308), (412, 48965126), (428, 47134654), (721, 27980072), (749, 26934088), (824, 24482563), (856, 23567327), (1442, 13990036), (1498, 13467044), (2884, 6995018), (2996, 6733522), (5768, 3497509), (5992, 3366761), (11021, 1830472), (22042, 915236), (32687, 617176), (44084, 457618), (65374, 308588), (77147, 261496), (88168, 228809), (130748, 154294)]