20162277784

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{673}}^1\times {\mathrm{5581}}^1$

素因数の和:6332

約数の個数: 64

約数和(自身を含む): 41986910880

約数和(自身を除く): 21824633096

約数列:

[1, 2, 4, 8, 11, 22, 44, 61, 88, 122, 244, 488, 671, 673, 1342, 1346, 2684, 2692, 5368, 5384, 5581, 7403, 11162, 14806, 22324, 29612, 41053, 44648, 59224, 61391, 82106, 122782, 164212, 245564, 328424, 340441, 451583, 491128, 680882, 903166, 1361764, 1806332, 2723528, 3612664, 3744851, 3756013, 7489702, 7512026, 14979404, 15024052, 29958808, 30048104, 41316143, 82632286, 165264572, 229116793, 330529144, 458233586, 916467172, 1832934344, 2520284723, 5040569446, 10081138892, 20162277784]

約数ペア:

[(1, 20162277784), (2, 10081138892), (4, 5040569446), (8, 2520284723), (11, 1832934344), (22, 916467172), (44, 458233586), (61, 330529144), (88, 229116793), (122, 165264572), (244, 82632286), (488, 41316143), (671, 30048104), (673, 29958808), (1342, 15024052), (1346, 14979404), (2684, 7512026), (2692, 7489702), (5368, 3756013), (5384, 3744851), (5581, 3612664), (7403, 2723528), (11162, 1806332), (14806, 1361764), (22324, 903166), (29612, 680882), (41053, 491128), (44648, 451583), (59224, 340441), (61391, 328424), (82106, 245564), (122782, 164212)]