18870534

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{2399}}^1$

素因数の和:2449

約数の個数: 48

約数和(自身を含む): 44928000

約数和(自身を除く): 26057466

約数列:

[1, 2, 3, 6, 9, 18, 19, 23, 38, 46, 57, 69, 114, 138, 171, 207, 342, 414, 437, 874, 1311, 2399, 2622, 3933, 4798, 7197, 7866, 14394, 21591, 43182, 45581, 55177, 91162, 110354, 136743, 165531, 273486, 331062, 410229, 496593, 820458, 993186, 1048363, 2096726, 3145089, 6290178, 9435267, 18870534]

約数ペア:

[(1, 18870534), (2, 9435267), (3, 6290178), (6, 3145089), (9, 2096726), (18, 1048363), (19, 993186), (23, 820458), (38, 496593), (46, 410229), (57, 331062), (69, 273486), (114, 165531), (138, 136743), (171, 110354), (207, 91162), (342, 55177), (414, 45581), (437, 43182), (874, 21591), (1311, 14394), (2399, 7866), (2622, 7197), (3933, 4798)]