20122085853

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{977}}^1\times {\mathrm{14957}}^1$

素因数の和:15963

約数の個数: 40

約数和(自身を含む): 31861796472

約数和(自身を除く): 11739710619

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 977, 1377, 2931, 8793, 14957, 16609, 26379, 44871, 49827, 79137, 134613, 149481, 254269, 403839, 448443, 762807, 1211517, 1345329, 2288421, 6865263, 14612989, 20595789, 43838967, 131516901, 248420813, 394550703, 745262439, 1183652109, 2235787317, 6707361951, 20122085853]

約数ペア:

[(1, 20122085853), (3, 6707361951), (9, 2235787317), (17, 1183652109), (27, 745262439), (51, 394550703), (81, 248420813), (153, 131516901), (459, 43838967), (977, 20595789), (1377, 14612989), (2931, 6865263), (8793, 2288421), (14957, 1345329), (16609, 1211517), (26379, 762807), (44871, 448443), (49827, 403839), (79137, 254269), (134613, 149481)]