20271632

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{66683}}^1$

素因数の和:66710

約数の個数: 20

約数和(自身を含む): 41344080

約数和(自身を除く): 21072448

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 66683, 133366, 266732, 533464, 1066928, 1266977, 2533954, 5067908, 10135816, 20271632]

約数ペア:

[(1, 20271632), (2, 10135816), (4, 5067908), (8, 2533954), (16, 1266977), (19, 1066928), (38, 533464), (76, 266732), (152, 133366), (304, 66683)]