20599203968

素因数分解:

$2^7\times 7^1\times {\mathrm{139}}^1\times {\mathrm{165397}}^1$

素因数の和:165557

約数の個数: 64

約数和(自身を含む): 47237668800

約数和(自身を除く): 26638464832

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 139, 224, 278, 448, 556, 896, 973, 1112, 1946, 2224, 3892, 4448, 7784, 8896, 15568, 17792, 31136, 62272, 124544, 165397, 330794, 661588, 1157779, 1323176, 2315558, 2646352, 4631116, 5292704, 9262232, 10585408, 18524464, 21170816, 22990183, 37048928, 45980366, 74097856, 91960732, 148195712, 160931281, 183921464, 321862562, 367842928, 643725124, 735685856, 1287450248, 1471371712, 2574900496, 2942743424, 5149800992, 10299601984, 20599203968]

約数ペア:

[(1, 20599203968), (2, 10299601984), (4, 5149800992), (7, 2942743424), (8, 2574900496), (14, 1471371712), (16, 1287450248), (28, 735685856), (32, 643725124), (56, 367842928), (64, 321862562), (112, 183921464), (128, 160931281), (139, 148195712), (224, 91960732), (278, 74097856), (448, 45980366), (556, 37048928), (896, 22990183), (973, 21170816), (1112, 18524464), (1946, 10585408), (2224, 9262232), (3892, 5292704), (4448, 4631116), (7784, 2646352), (8896, 2315558), (15568, 1323176), (17792, 1157779), (31136, 661588), (62272, 330794), (124544, 165397)]