20089937

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{2137}}^1$

素因数の和:2240

約数の個数: 16

約数和(自身を含む): 24629760

約数和(自身を除く): 4539823

約数列:

[1, 7, 17, 79, 119, 553, 1343, 2137, 9401, 14959, 36329, 168823, 254303, 1181761, 2869991, 20089937]

約数ペア:

[(1, 20089937), (7, 2869991), (17, 1181761), (79, 254303), (119, 168823), (553, 36329), (1343, 14959), (2137, 9401)]