20171423538

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{1259}}^1\times {\mathrm{127157}}^1$

素因数の和:128431

約数の個数: 48

約数和(自身を含む): 49988352960

約数和(自身を除く): 29816929422

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 1259, 2518, 3777, 7554, 8813, 11331, 17626, 22662, 26439, 52878, 79317, 127157, 158634, 254314, 381471, 762942, 890099, 1144413, 1780198, 2288826, 2670297, 5340594, 8010891, 16021782, 160090663, 320181326, 480271989, 960543978, 1120634641, 1440815967, 2241269282, 2881631934, 3361903923, 6723807846, 10085711769, 20171423538]

約数ペア:

[(1, 20171423538), (2, 10085711769), (3, 6723807846), (6, 3361903923), (7, 2881631934), (9, 2241269282), (14, 1440815967), (18, 1120634641), (21, 960543978), (42, 480271989), (63, 320181326), (126, 160090663), (1259, 16021782), (2518, 8010891), (3777, 5340594), (7554, 2670297), (8813, 2288826), (11331, 1780198), (17626, 1144413), (22662, 890099), (26439, 762942), (52878, 381471), (79317, 254314), (127157, 158634)]