20808525316

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{167}}^1\times {\mathrm{18553}}^1$

素因数の和:18820

約数の個数: 48

約数和(自身を含む): 38751439104

約数和(自身を除く): 17942913788

約数列:

[1, 2, 4, 23, 46, 73, 92, 146, 167, 292, 334, 668, 1679, 3358, 3841, 6716, 7682, 12191, 15364, 18553, 24382, 37106, 48764, 74212, 280393, 426719, 560786, 853438, 1121572, 1354369, 1706876, 2708738, 3098351, 5417476, 6196702, 12393404, 31150487, 62300974, 71262073, 124601948, 142524146, 226179623, 285048292, 452359246, 904718492, 5202131329, 10404262658, 20808525316]

約数ペア:

[(1, 20808525316), (2, 10404262658), (4, 5202131329), (23, 904718492), (46, 452359246), (73, 285048292), (92, 226179623), (146, 142524146), (167, 124601948), (292, 71262073), (334, 62300974), (668, 31150487), (1679, 12393404), (3358, 6196702), (3841, 5417476), (6716, 3098351), (7682, 2708738), (12191, 1706876), (15364, 1354369), (18553, 1121572), (24382, 853438), (37106, 560786), (48764, 426719), (74212, 280393)]