18688374

素因数分解:

$2^1\times 3^3\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{367}}^1$

素因数の和:442

約数の個数: 64

約数和(自身を含む): 44513280

約数和(自身を除く): 25824906

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 41, 46, 54, 69, 82, 123, 138, 207, 246, 367, 369, 414, 621, 734, 738, 943, 1101, 1107, 1242, 1886, 2202, 2214, 2829, 3303, 5658, 6606, 8441, 8487, 9909, 15047, 16882, 16974, 19818, 25323, 25461, 30094, 45141, 50646, 50922, 75969, 90282, 135423, 151938, 227907, 270846, 346081, 406269, 455814, 692162, 812538, 1038243, 2076486, 3114729, 6229458, 9344187, 18688374]

約数ペア:

[(1, 18688374), (2, 9344187), (3, 6229458), (6, 3114729), (9, 2076486), (18, 1038243), (23, 812538), (27, 692162), (41, 455814), (46, 406269), (54, 346081), (69, 270846), (82, 227907), (123, 151938), (138, 135423), (207, 90282), (246, 75969), (367, 50922), (369, 50646), (414, 45141), (621, 30094), (734, 25461), (738, 25323), (943, 19818), (1101, 16974), (1107, 16882), (1242, 15047), (1886, 9909), (2202, 8487), (2214, 8441), (2829, 6606), (3303, 5658)]