18670998

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{1123}}^1$

素因数の和:1308

約数の個数: 32

約数和(自身を含む): 39816576

約数和(自身を除く): 21145578

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 163, 326, 489, 978, 1123, 2246, 2771, 3369, 5542, 6738, 8313, 16626, 19091, 38182, 57273, 114546, 183049, 366098, 549147, 1098294, 3111833, 6223666, 9335499, 18670998]

約数ペア:

[(1, 18670998), (2, 9335499), (3, 6223666), (6, 3111833), (17, 1098294), (34, 549147), (51, 366098), (102, 183049), (163, 114546), (326, 57273), (489, 38182), (978, 19091), (1123, 16626), (2246, 8313), (2771, 6738), (3369, 5542)]