18768472

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{163}}^1\times {\mathrm{389}}^1$

素因数の和:595

約数の個数: 32

約数和(自身を含む): 36457200

約数和(自身を除く): 17688728

約数列:

[1, 2, 4, 8, 37, 74, 148, 163, 296, 326, 389, 652, 778, 1304, 1556, 3112, 6031, 12062, 14393, 24124, 28786, 48248, 57572, 63407, 115144, 126814, 253628, 507256, 2346059, 4692118, 9384236, 18768472]

約数ペア:

[(1, 18768472), (2, 9384236), (4, 4692118), (8, 2346059), (37, 507256), (74, 253628), (148, 126814), (163, 115144), (296, 63407), (326, 57572), (389, 48248), (652, 28786), (778, 24124), (1304, 14393), (1556, 12062), (3112, 6031)]