18521328

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{277}}^1$

素因数の和:494

約数の個数: 80

約数和(自身を含む): 55155200

約数和(自身を除く): 36633872

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 199, 277, 336, 398, 554, 597, 796, 831, 1108, 1194, 1393, 1592, 1662, 1939, 2216, 2388, 2786, 3184, 3324, 3878, 4179, 4432, 4776, 5572, 5817, 6648, 7756, 8358, 9552, 11144, 11634, 13296, 15512, 16716, 22288, 23268, 31024, 33432, 46536, 55123, 66864, 93072, 110246, 165369, 220492, 330738, 385861, 440984, 661476, 771722, 881968, 1157583, 1322952, 1543444, 2315166, 2645904, 3086888, 4630332, 6173776, 9260664, 18521328]

約数ペア:

[(1, 18521328), (2, 9260664), (3, 6173776), (4, 4630332), (6, 3086888), (7, 2645904), (8, 2315166), (12, 1543444), (14, 1322952), (16, 1157583), (21, 881968), (24, 771722), (28, 661476), (42, 440984), (48, 385861), (56, 330738), (84, 220492), (112, 165369), (168, 110246), (199, 93072), (277, 66864), (336, 55123), (398, 46536), (554, 33432), (597, 31024), (796, 23268), (831, 22288), (1108, 16716), (1194, 15512), (1393, 13296), (1592, 11634), (1662, 11144), (1939, 9552), (2216, 8358), (2388, 7756), (2786, 6648), (3184, 5817), (3324, 5572), (3878, 4776), (4179, 4432)]