18927666

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{349}}^1$

素因数の和:511

約数の個数: 48

約数和(自身を含む): 43243200

約数和(自身を除く): 24315534

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 131, 138, 207, 262, 349, 393, 414, 698, 786, 1047, 1179, 2094, 2358, 3013, 3141, 6026, 6282, 8027, 9039, 16054, 18078, 24081, 27117, 45719, 48162, 54234, 72243, 91438, 137157, 144486, 274314, 411471, 822942, 1051537, 2103074, 3154611, 6309222, 9463833, 18927666]

約数ペア:

[(1, 18927666), (2, 9463833), (3, 6309222), (6, 3154611), (9, 2103074), (18, 1051537), (23, 822942), (46, 411471), (69, 274314), (131, 144486), (138, 137157), (207, 91438), (262, 72243), (349, 54234), (393, 48162), (414, 45719), (698, 27117), (786, 24081), (1047, 18078), (1179, 16054), (2094, 9039), (2358, 8027), (3013, 6282), (3141, 6026)]