18403404

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{509}}^1$

素因数の和:670

約数の個数: 48

約数和(自身を含む): 45239040

約数和(自身を除く): 26835636

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 92, 131, 138, 262, 276, 393, 509, 524, 786, 1018, 1527, 1572, 2036, 3013, 3054, 6026, 6108, 9039, 11707, 12052, 18078, 23414, 35121, 36156, 46828, 66679, 70242, 133358, 140484, 200037, 266716, 400074, 800148, 1533617, 3067234, 4600851, 6134468, 9201702, 18403404]

約数ペア:

[(1, 18403404), (2, 9201702), (3, 6134468), (4, 4600851), (6, 3067234), (12, 1533617), (23, 800148), (46, 400074), (69, 266716), (92, 200037), (131, 140484), (138, 133358), (262, 70242), (276, 66679), (393, 46828), (509, 36156), (524, 35121), (786, 23414), (1018, 18078), (1527, 12052), (1572, 11707), (2036, 9039), (3013, 6108), (3054, 6026)]