18804708

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1747}}^1$

素因数の和:1793

約数の個数: 72

約数和(自身を含む): 53446848

約数和(自身を除く): 34642140

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 23, 26, 36, 39, 46, 52, 69, 78, 92, 117, 138, 156, 207, 234, 276, 299, 414, 468, 598, 828, 897, 1196, 1747, 1794, 2691, 3494, 3588, 5241, 5382, 6988, 10482, 10764, 15723, 20964, 22711, 31446, 40181, 45422, 62892, 68133, 80362, 90844, 120543, 136266, 160724, 204399, 241086, 272532, 361629, 408798, 482172, 522353, 723258, 817596, 1044706, 1446516, 1567059, 2089412, 3134118, 4701177, 6268236, 9402354, 18804708]

約数ペア:

[(1, 18804708), (2, 9402354), (3, 6268236), (4, 4701177), (6, 3134118), (9, 2089412), (12, 1567059), (13, 1446516), (18, 1044706), (23, 817596), (26, 723258), (36, 522353), (39, 482172), (46, 408798), (52, 361629), (69, 272532), (78, 241086), (92, 204399), (117, 160724), (138, 136266), (156, 120543), (207, 90844), (234, 80362), (276, 68133), (299, 62892), (414, 45422), (468, 40181), (598, 31446), (828, 22711), (897, 20964), (1196, 15723), (1747, 10764), (1794, 10482), (2691, 6988), (3494, 5382), (3588, 5241)]