20733752

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{2731}}^1$

素因数の和:2823

約数の個数: 32

約数和(自身を含む): 42455280

約数和(自身を除く): 21721528

約数列:

[1, 2, 4, 8, 13, 26, 52, 73, 104, 146, 292, 584, 949, 1898, 2731, 3796, 5462, 7592, 10924, 21848, 35503, 71006, 142012, 199363, 284024, 398726, 797452, 1594904, 2591719, 5183438, 10366876, 20733752]

約数ペア:

[(1, 20733752), (2, 10366876), (4, 5183438), (8, 2591719), (13, 1594904), (26, 797452), (52, 398726), (73, 284024), (104, 199363), (146, 142012), (292, 71006), (584, 35503), (949, 21848), (1898, 10924), (2731, 7592), (3796, 5462)]