18298478

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^2\times {\mathrm{43}}^1$

素因数の和:137

約数の個数: 48

約数和(自身を含む): 33111936

約数和(自身を除く): 14813458

約数列:

[1, 2, 11, 22, 23, 29, 43, 46, 58, 86, 253, 319, 473, 506, 638, 667, 841, 946, 989, 1247, 1334, 1682, 1978, 2494, 7337, 9251, 10879, 13717, 14674, 18502, 19343, 21758, 27434, 28681, 36163, 38686, 57362, 72326, 212773, 315491, 397793, 425546, 630982, 795586, 831749, 1663498, 9149239, 18298478]

約数ペア:

[(1, 18298478), (2, 9149239), (11, 1663498), (22, 831749), (23, 795586), (29, 630982), (43, 425546), (46, 397793), (58, 315491), (86, 212773), (253, 72326), (319, 57362), (473, 38686), (506, 36163), (638, 28681), (667, 27434), (841, 21758), (946, 19343), (989, 18502), (1247, 14674), (1334, 13717), (1682, 10879), (1978, 9251), (2494, 7337)]