18840648

素因数分解:

$2^3\times 3^1\times {\mathrm{41}}^2\times {\mathrm{467}}^1$

素因数の和:558

約数の個数: 48

約数和(自身を含む): 48381840

約数和(自身を除く): 29541192

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 41, 82, 123, 164, 246, 328, 467, 492, 934, 984, 1401, 1681, 1868, 2802, 3362, 3736, 5043, 5604, 6724, 10086, 11208, 13448, 19147, 20172, 38294, 40344, 57441, 76588, 114882, 153176, 229764, 459528, 785027, 1570054, 2355081, 3140108, 4710162, 6280216, 9420324, 18840648]

約数ペア:

[(1, 18840648), (2, 9420324), (3, 6280216), (4, 4710162), (6, 3140108), (8, 2355081), (12, 1570054), (24, 785027), (41, 459528), (82, 229764), (123, 153176), (164, 114882), (246, 76588), (328, 57441), (467, 40344), (492, 38294), (934, 20172), (984, 19147), (1401, 13448), (1681, 11208), (1868, 10086), (2802, 6724), (3362, 5604), (3736, 5043)]