18946512

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{349}}^1$

素因数の和:405

約数の個数: 120

約数和(自身を含む): 59241000

約数和(自身を除く): 40294488

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 29, 36, 39, 48, 52, 58, 72, 78, 87, 104, 116, 117, 144, 156, 174, 208, 232, 234, 261, 312, 348, 349, 377, 464, 468, 522, 624, 696, 698, 754, 936, 1044, 1047, 1131, 1392, 1396, 1508, 1872, 2088, 2094, 2262, 2792, 3016, 3141, 3393, 4176, 4188, 4524, 4537, 5584, 6032, 6282, 6786, 8376, 9048, 9074, 10121, 12564, 13572, 13611, 16752, 18096, 18148, 20242, 25128, 27144, 27222, 30363, 36296, 40484, 40833, 50256, 54288, 54444, 60726, 72592, 80968, 81666, 91089, 108888, 121452, 131573, 161936, 163332, 182178, 217776, 242904, 263146, 326664, 364356, 394719, 485808, 526292, 653328, 728712, 789438, 1052584, 1184157, 1457424, 1578876, 2105168, 2368314, 3157752, 4736628, 6315504, 9473256, 18946512]

約数ペア:

[(1, 18946512), (2, 9473256), (3, 6315504), (4, 4736628), (6, 3157752), (8, 2368314), (9, 2105168), (12, 1578876), (13, 1457424), (16, 1184157), (18, 1052584), (24, 789438), (26, 728712), (29, 653328), (36, 526292), (39, 485808), (48, 394719), (52, 364356), (58, 326664), (72, 263146), (78, 242904), (87, 217776), (104, 182178), (116, 163332), (117, 161936), (144, 131573), (156, 121452), (174, 108888), (208, 91089), (232, 81666), (234, 80968), (261, 72592), (312, 60726), (348, 54444), (349, 54288), (377, 50256), (464, 40833), (468, 40484), (522, 36296), (624, 30363), (696, 27222), (698, 27144), (754, 25128), (936, 20242), (1044, 18148), (1047, 18096), (1131, 16752), (1392, 13611), (1396, 13572), (1508, 12564), (1872, 10121), (2088, 9074), (2094, 9048), (2262, 8376), (2792, 6786), (3016, 6282), (3141, 6032), (3393, 5584), (4176, 4537), (4188, 4524)]