18531997008

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{1490669}}^1$

素因数の和:1490724

約数の個数: 80

約数和(自身を含む): 56192296320

約数和(自身を除く): 37660299312

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 37, 42, 48, 56, 74, 84, 111, 112, 148, 168, 222, 259, 296, 336, 444, 518, 592, 777, 888, 1036, 1554, 1776, 2072, 3108, 4144, 6216, 12432, 1490669, 2981338, 4472007, 5962676, 8944014, 10434683, 11925352, 17888028, 20869366, 23850704, 31304049, 35776056, 41738732, 55154753, 62608098, 71552112, 83477464, 110309506, 125216196, 165464259, 166954928, 220619012, 250432392, 330928518, 386083271, 441238024, 500864784, 661857036, 772166542, 882476048, 1158249813, 1323714072, 1544333084, 2316499626, 2647428144, 3088666168, 4632999252, 6177332336, 9265998504, 18531997008]

約数ペア:

[(1, 18531997008), (2, 9265998504), (3, 6177332336), (4, 4632999252), (6, 3088666168), (7, 2647428144), (8, 2316499626), (12, 1544333084), (14, 1323714072), (16, 1158249813), (21, 882476048), (24, 772166542), (28, 661857036), (37, 500864784), (42, 441238024), (48, 386083271), (56, 330928518), (74, 250432392), (84, 220619012), (111, 166954928), (112, 165464259), (148, 125216196), (168, 110309506), (222, 83477464), (259, 71552112), (296, 62608098), (336, 55154753), (444, 41738732), (518, 35776056), (592, 31304049), (777, 23850704), (888, 20869366), (1036, 17888028), (1554, 11925352), (1776, 10434683), (2072, 8944014), (3108, 5962676), (4144, 4472007), (6216, 2981338), (12432, 1490669)]