30921328

素因数分解:

$2^4\times {\mathrm{173}}^1\times {\mathrm{11171}}^1$

素因数の和:11352

約数の個数: 20

約数和(自身を含む): 60261768

約数和(自身を除く): 29340440

約数列:

[1, 2, 4, 8, 16, 173, 346, 692, 1384, 2768, 11171, 22342, 44684, 89368, 178736, 1932583, 3865166, 7730332, 15460664, 30921328]

約数ペア:

[(1, 30921328), (2, 15460664), (4, 7730332), (8, 3865166), (16, 1932583), (173, 178736), (346, 89368), (692, 44684), (1384, 22342), (2768, 11171)]