19904693764

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{151}}^1\times {\mathrm{673}}^1\times {\mathrm{2129}}^1$

素因数の和:2980

約数の個数: 48

約数和(自身を含む): 36659992320

約数和(自身を除く): 16755298556

約数列:

[1, 2, 4, 23, 46, 92, 151, 302, 604, 673, 1346, 2129, 2692, 3473, 4258, 6946, 8516, 13892, 15479, 30958, 48967, 61916, 97934, 101623, 195868, 203246, 321479, 406492, 642958, 1285916, 1432817, 2337329, 2865634, 4674658, 5731268, 7394017, 9349316, 14788034, 29576068, 32954791, 65909582, 131819164, 216355367, 432710734, 865421468, 4976173441, 9952346882, 19904693764]

約数ペア:

[(1, 19904693764), (2, 9952346882), (4, 4976173441), (23, 865421468), (46, 432710734), (92, 216355367), (151, 131819164), (302, 65909582), (604, 32954791), (673, 29576068), (1346, 14788034), (2129, 9349316), (2692, 7394017), (3473, 5731268), (4258, 4674658), (6946, 2865634), (8516, 2337329), (13892, 1432817), (15479, 1285916), (30958, 642958), (48967, 406492), (61916, 321479), (97934, 203246), (101623, 195868)]