20863344

素因数分解:

$2^4\times 3^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1$

素因数の和:262

約数の個数: 80

約数和(自身を含む): 56246400

約数和(自身を除く): 35383056

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 53, 59, 106, 118, 139, 159, 177, 212, 236, 278, 318, 354, 417, 424, 472, 556, 636, 708, 834, 848, 944, 1112, 1272, 1416, 1668, 2224, 2544, 2832, 3127, 3336, 6254, 6672, 7367, 8201, 9381, 12508, 14734, 16402, 18762, 22101, 24603, 25016, 29468, 32804, 37524, 44202, 49206, 50032, 58936, 65608, 75048, 88404, 98412, 117872, 131216, 150096, 176808, 196824, 353616, 393648, 434653, 869306, 1303959, 1738612, 2607918, 3477224, 5215836, 6954448, 10431672, 20863344]

約数ペア:

[(1, 20863344), (2, 10431672), (3, 6954448), (4, 5215836), (6, 3477224), (8, 2607918), (12, 1738612), (16, 1303959), (24, 869306), (48, 434653), (53, 393648), (59, 353616), (106, 196824), (118, 176808), (139, 150096), (159, 131216), (177, 117872), (212, 98412), (236, 88404), (278, 75048), (318, 65608), (354, 58936), (417, 50032), (424, 49206), (472, 44202), (556, 37524), (636, 32804), (708, 29468), (834, 25016), (848, 24603), (944, 22101), (1112, 18762), (1272, 16402), (1416, 14734), (1668, 12508), (2224, 9381), (2544, 8201), (2832, 7367), (3127, 6672), (3336, 6254)]