18420024

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{1321}}^1$

素因数の和:1420

約数の個数: 64

約数和(自身を含む): 53303040

約数和(自身を除く): 34883016

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 83, 84, 166, 168, 249, 332, 498, 581, 664, 996, 1162, 1321, 1743, 1992, 2324, 2642, 3486, 3963, 4648, 5284, 6972, 7926, 9247, 10568, 13944, 15852, 18494, 27741, 31704, 36988, 55482, 73976, 109643, 110964, 219286, 221928, 328929, 438572, 657858, 767501, 877144, 1315716, 1535002, 2302503, 2631432, 3070004, 4605006, 6140008, 9210012, 18420024]

約数ペア:

[(1, 18420024), (2, 9210012), (3, 6140008), (4, 4605006), (6, 3070004), (7, 2631432), (8, 2302503), (12, 1535002), (14, 1315716), (21, 877144), (24, 767501), (28, 657858), (42, 438572), (56, 328929), (83, 221928), (84, 219286), (166, 110964), (168, 109643), (249, 73976), (332, 55482), (498, 36988), (581, 31704), (664, 27741), (996, 18494), (1162, 15852), (1321, 13944), (1743, 10568), (1992, 9247), (2324, 7926), (2642, 6972), (3486, 5284), (3963, 4648)]