18504558

素因数分解:

$2^1\times 3^3\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{317}}^1$

素因数の和:398

約数の個数: 64

約数和(自身を含む): 43960320

約数和(自身を除く): 25455762

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 47, 54, 69, 94, 138, 141, 207, 282, 317, 414, 423, 621, 634, 846, 951, 1081, 1242, 1269, 1902, 2162, 2538, 2853, 3243, 5706, 6486, 7291, 8559, 9729, 14582, 14899, 17118, 19458, 21873, 29187, 29798, 43746, 44697, 58374, 65619, 89394, 131238, 134091, 196857, 268182, 342677, 393714, 402273, 685354, 804546, 1028031, 2056062, 3084093, 6168186, 9252279, 18504558]

約数ペア:

[(1, 18504558), (2, 9252279), (3, 6168186), (6, 3084093), (9, 2056062), (18, 1028031), (23, 804546), (27, 685354), (46, 402273), (47, 393714), (54, 342677), (69, 268182), (94, 196857), (138, 134091), (141, 131238), (207, 89394), (282, 65619), (317, 58374), (414, 44697), (423, 43746), (621, 29798), (634, 29187), (846, 21873), (951, 19458), (1081, 17118), (1242, 14899), (1269, 14582), (1902, 9729), (2162, 8559), (2538, 7291), (2853, 6486), (3243, 5706)]