20179876886

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{307}}^1\times {\mathrm{68329}}^1$

素因数の和:68688

約数の個数: 32

約数和(自身を含む): 33588841440

約数和(自身を除く): 13408964554

約数列:

[1, 2, 13, 26, 37, 74, 307, 481, 614, 962, 3991, 7982, 11359, 22718, 68329, 136658, 147667, 295334, 888277, 1776554, 2528173, 5056346, 20977003, 32866249, 41954006, 65732498, 272701039, 545402078, 776149111, 1552298222, 10089938443, 20179876886]

約数ペア:

[(1, 20179876886), (2, 10089938443), (13, 1552298222), (26, 776149111), (37, 545402078), (74, 272701039), (307, 65732498), (481, 41954006), (614, 32866249), (962, 20977003), (3991, 5056346), (7982, 2528173), (11359, 1776554), (22718, 888277), (68329, 295334), (136658, 147667)]