18955944

素因数分解:

$2^3\times 3^5\times 7^2\times {\mathrm{199}}^1$

素因数の和:234

約数の個数: 144

約数和(自身を含む): 62244000

約数和(自身を除く): 43288056

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 49, 54, 56, 63, 72, 81, 84, 98, 108, 126, 147, 162, 168, 189, 196, 199, 216, 243, 252, 294, 324, 378, 392, 398, 441, 486, 504, 567, 588, 597, 648, 756, 796, 882, 972, 1134, 1176, 1194, 1323, 1393, 1512, 1592, 1701, 1764, 1791, 1944, 2268, 2388, 2646, 2786, 3402, 3528, 3582, 3969, 4179, 4536, 4776, 5292, 5373, 5572, 6804, 7164, 7938, 8358, 9751, 10584, 10746, 11144, 11907, 12537, 13608, 14328, 15876, 16119, 16716, 19502, 21492, 23814, 25074, 29253, 31752, 32238, 33432, 37611, 39004, 42984, 47628, 48357, 50148, 58506, 64476, 75222, 78008, 87759, 95256, 96714, 100296, 112833, 117012, 128952, 150444, 175518, 193428, 225666, 234024, 263277, 300888, 338499, 351036, 386856, 451332, 526554, 676998, 702072, 789831, 902664, 1053108, 1353996, 1579662, 2106216, 2369493, 2707992, 3159324, 4738986, 6318648, 9477972, 18955944]

約数ペア:

[(1, 18955944), (2, 9477972), (3, 6318648), (4, 4738986), (6, 3159324), (7, 2707992), (8, 2369493), (9, 2106216), (12, 1579662), (14, 1353996), (18, 1053108), (21, 902664), (24, 789831), (27, 702072), (28, 676998), (36, 526554), (42, 451332), (49, 386856), (54, 351036), (56, 338499), (63, 300888), (72, 263277), (81, 234024), (84, 225666), (98, 193428), (108, 175518), (126, 150444), (147, 128952), (162, 117012), (168, 112833), (189, 100296), (196, 96714), (199, 95256), (216, 87759), (243, 78008), (252, 75222), (294, 64476), (324, 58506), (378, 50148), (392, 48357), (398, 47628), (441, 42984), (486, 39004), (504, 37611), (567, 33432), (588, 32238), (597, 31752), (648, 29253), (756, 25074), (796, 23814), (882, 21492), (972, 19502), (1134, 16716), (1176, 16119), (1194, 15876), (1323, 14328), (1393, 13608), (1512, 12537), (1592, 11907), (1701, 11144), (1764, 10746), (1791, 10584), (1944, 9751), (2268, 8358), (2388, 7938), (2646, 7164), (2786, 6804), (3402, 5572), (3528, 5373), (3582, 5292), (3969, 4776), (4179, 4536)]