20863403

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1$

素因数の和:179

約数の個数: 32

約数和(自身を含む): 25712640

約数和(自身を除く): 4849237

約数列:

[1, 11, 17, 31, 59, 61, 187, 341, 527, 649, 671, 1003, 1037, 1829, 1891, 3599, 5797, 11033, 11407, 20119, 20801, 31093, 32147, 39589, 61183, 111569, 342023, 353617, 673013, 1227259, 1896673, 20863403]

約数ペア:

[(1, 20863403), (11, 1896673), (17, 1227259), (31, 673013), (59, 353617), (61, 342023), (187, 111569), (341, 61183), (527, 39589), (649, 32147), (671, 31093), (1003, 20801), (1037, 20119), (1829, 11407), (1891, 11033), (3599, 5797)]