20941704

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{1123}}^1$

素因数の和:1179

約数の個数: 96

約数和(自身を含む): 66630720

約数和(自身を除く): 45689016

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 37, 42, 56, 63, 72, 74, 84, 111, 126, 148, 168, 222, 252, 259, 296, 333, 444, 504, 518, 666, 777, 888, 1036, 1123, 1332, 1554, 2072, 2246, 2331, 2664, 3108, 3369, 4492, 4662, 6216, 6738, 7861, 8984, 9324, 10107, 13476, 15722, 18648, 20214, 23583, 26952, 31444, 40428, 41551, 47166, 62888, 70749, 80856, 83102, 94332, 124653, 141498, 166204, 188664, 249306, 282996, 290857, 332408, 373959, 498612, 565992, 581714, 747918, 872571, 997224, 1163428, 1495836, 1745142, 2326856, 2617713, 2991672, 3490284, 5235426, 6980568, 10470852, 20941704]

約数ペア:

[(1, 20941704), (2, 10470852), (3, 6980568), (4, 5235426), (6, 3490284), (7, 2991672), (8, 2617713), (9, 2326856), (12, 1745142), (14, 1495836), (18, 1163428), (21, 997224), (24, 872571), (28, 747918), (36, 581714), (37, 565992), (42, 498612), (56, 373959), (63, 332408), (72, 290857), (74, 282996), (84, 249306), (111, 188664), (126, 166204), (148, 141498), (168, 124653), (222, 94332), (252, 83102), (259, 80856), (296, 70749), (333, 62888), (444, 47166), (504, 41551), (518, 40428), (666, 31444), (777, 26952), (888, 23583), (1036, 20214), (1123, 18648), (1332, 15722), (1554, 13476), (2072, 10107), (2246, 9324), (2331, 8984), (2664, 7861), (3108, 6738), (3369, 6216), (4492, 4662)]