19981008288

素因数分解:

$2^5\times 3^3\times {\mathrm{431}}^1\times {\mathrm{53657}}^1$

素因数の和:54107

約数の個数: 96

約数和(自身を含む): 58414245120

約数和(自身を除く): 38433236832

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 72, 96, 108, 144, 216, 288, 431, 432, 862, 864, 1293, 1724, 2586, 3448, 3879, 5172, 6896, 7758, 10344, 11637, 13792, 15516, 20688, 23274, 31032, 41376, 46548, 53657, 62064, 93096, 107314, 124128, 160971, 186192, 214628, 321942, 372384, 429256, 482913, 643884, 858512, 965826, 1287768, 1448739, 1717024, 1931652, 2575536, 2897478, 3863304, 5151072, 5794956, 7726608, 11589912, 15453216, 23126167, 23179824, 46252334, 46359648, 69378501, 92504668, 138757002, 185009336, 208135503, 277514004, 370018672, 416271006, 555028008, 624406509, 740037344, 832542012, 1110056016, 1248813018, 1665084024, 2220112032, 2497626036, 3330168048, 4995252072, 6660336096, 9990504144, 19981008288]

約数ペア:

[(1, 19981008288), (2, 9990504144), (3, 6660336096), (4, 4995252072), (6, 3330168048), (8, 2497626036), (9, 2220112032), (12, 1665084024), (16, 1248813018), (18, 1110056016), (24, 832542012), (27, 740037344), (32, 624406509), (36, 555028008), (48, 416271006), (54, 370018672), (72, 277514004), (96, 208135503), (108, 185009336), (144, 138757002), (216, 92504668), (288, 69378501), (431, 46359648), (432, 46252334), (862, 23179824), (864, 23126167), (1293, 15453216), (1724, 11589912), (2586, 7726608), (3448, 5794956), (3879, 5151072), (5172, 3863304), (6896, 2897478), (7758, 2575536), (10344, 1931652), (11637, 1717024), (13792, 1448739), (15516, 1287768), (20688, 965826), (23274, 858512), (31032, 643884), (41376, 482913), (46548, 429256), (53657, 372384), (62064, 321942), (93096, 214628), (107314, 186192), (124128, 160971)]