202119910

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{4451}}^1$

素因数の和:4716

約数の個数: 32

約数和(自身を含む): 384652800

約数和(自身を除く): 182532890

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 239, 478, 1195, 2390, 4451, 4541, 8902, 9082, 22255, 22705, 44510, 45410, 84569, 169138, 422845, 845690, 1063789, 2127578, 5318945, 10637890, 20211991, 40423982, 101059955, 202119910]

約数ペア:

[(1, 202119910), (2, 101059955), (5, 40423982), (10, 20211991), (19, 10637890), (38, 5318945), (95, 2127578), (190, 1063789), (239, 845690), (478, 422845), (1195, 169138), (2390, 84569), (4451, 45410), (4541, 44510), (8902, 22705), (9082, 22255)]