164816144

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{168869}}^1$

素因数の和:168938

約数の個数: 20

約数和(自身を含む): 324568140

約数和(自身を除く): 159751996

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 168869, 337738, 675476, 1350952, 2701904, 10301009, 20602018, 41204036, 82408072, 164816144]

約数ペア:

[(1, 164816144), (2, 82408072), (4, 41204036), (8, 20602018), (16, 10301009), (61, 2701904), (122, 1350952), (244, 675476), (488, 337738), (976, 168869)]