19224016

素因数分解:

$2^4\times 7^1\times {\mathrm{37}}^1\times {\mathrm{4639}}^1$

素因数の和:4691

約数の個数: 40

約数和(自身を含む): 43727360

約数和(自身を除く): 24503344

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 37, 56, 74, 112, 148, 259, 296, 518, 592, 1036, 2072, 4144, 4639, 9278, 18556, 32473, 37112, 64946, 74224, 129892, 171643, 259784, 343286, 519568, 686572, 1201501, 1373144, 2403002, 2746288, 4806004, 9612008, 19224016]

約数ペア:

[(1, 19224016), (2, 9612008), (4, 4806004), (7, 2746288), (8, 2403002), (14, 1373144), (16, 1201501), (28, 686572), (37, 519568), (56, 343286), (74, 259784), (112, 171643), (148, 129892), (259, 74224), (296, 64946), (518, 37112), (592, 32473), (1036, 18556), (2072, 9278), (4144, 4639)]