18396045

素因数分解:

$3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{3169}}^1$

素因数の和:3226

約数の個数: 32

約数和(自身を含む): 33475200

約数和(自身を除く): 15079155

約数列:

[1, 3, 5, 9, 15, 27, 43, 45, 129, 135, 215, 387, 645, 1161, 1935, 3169, 5805, 9507, 15845, 28521, 47535, 85563, 136267, 142605, 408801, 427815, 681335, 1226403, 2044005, 3679209, 6132015, 18396045]

約数ペア:

[(1, 18396045), (3, 6132015), (5, 3679209), (9, 2044005), (15, 1226403), (27, 681335), (43, 427815), (45, 408801), (129, 142605), (135, 136267), (215, 85563), (387, 47535), (645, 28521), (1161, 15845), (1935, 9507), (3169, 5805)]