19768100690

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^3\times {\mathrm{883}}^1\times {\mathrm{1019}}^1$

素因数の和:1948

約数の個数: 64

約数和(自身を含む): 38627971200

約数和(自身を除く): 18859870510

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 883, 1019, 1690, 1766, 2038, 2197, 4394, 4415, 5095, 8830, 10190, 10985, 11479, 13247, 21970, 22958, 26494, 57395, 66235, 114790, 132470, 149227, 172211, 298454, 344422, 746135, 861055, 899777, 1492270, 1722110, 1799554, 1939951, 2238743, 3879902, 4477486, 4498885, 8997770, 9699755, 11193715, 11697101, 19399510, 22387430, 23394202, 58485505, 116971010, 152062313, 304124626, 760311565, 1520623130, 1976810069, 3953620138, 9884050345, 19768100690]

約数ペア:

[(1, 19768100690), (2, 9884050345), (5, 3953620138), (10, 1976810069), (13, 1520623130), (26, 760311565), (65, 304124626), (130, 152062313), (169, 116971010), (338, 58485505), (845, 23394202), (883, 22387430), (1019, 19399510), (1690, 11697101), (1766, 11193715), (2038, 9699755), (2197, 8997770), (4394, 4498885), (4415, 4477486), (5095, 3879902), (8830, 2238743), (10190, 1939951), (10985, 1799554), (11479, 1722110), (13247, 1492270), (21970, 899777), (22958, 861055), (26494, 746135), (57395, 344422), (66235, 298454), (114790, 172211), (132470, 149227)]