20736528075

素因数分解:

$3^2\times 5^2\times {\mathrm{47}}^1\times {\mathrm{1960901}}^1$

素因数の和:1960964

約数の個数: 36

約数和(自身を含む): 37931688288

約数和(自身を除く): 17195160213

約数列:

[1, 3, 5, 9, 15, 25, 45, 47, 75, 141, 225, 235, 423, 705, 1175, 2115, 3525, 10575, 1960901, 5882703, 9804505, 17648109, 29413515, 49022525, 88240545, 92162347, 147067575, 276487041, 441202725, 460811735, 829461123, 1382435205, 2304058675, 4147305615, 6912176025, 20736528075]

約数ペア:

[(1, 20736528075), (3, 6912176025), (5, 4147305615), (9, 2304058675), (15, 1382435205), (25, 829461123), (45, 460811735), (47, 441202725), (75, 276487041), (141, 147067575), (225, 92162347), (235, 88240545), (423, 49022525), (705, 29413515), (1175, 17648109), (2115, 9804505), (3525, 5882703), (10575, 1960901)]