20489616

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{20327}}^1$

素因数の和:20348

約数の個数: 60

約数和(自身を含む): 65537472

約数和(自身を除く): 45047856

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 144, 168, 252, 336, 504, 1008, 20327, 40654, 60981, 81308, 121962, 142289, 162616, 182943, 243924, 284578, 325232, 365886, 426867, 487848, 569156, 731772, 853734, 975696, 1138312, 1280601, 1463544, 1707468, 2276624, 2561202, 2927088, 3414936, 5122404, 6829872, 10244808, 20489616]

約数ペア:

[(1, 20489616), (2, 10244808), (3, 6829872), (4, 5122404), (6, 3414936), (7, 2927088), (8, 2561202), (9, 2276624), (12, 1707468), (14, 1463544), (16, 1280601), (18, 1138312), (21, 975696), (24, 853734), (28, 731772), (36, 569156), (42, 487848), (48, 426867), (56, 365886), (63, 325232), (72, 284578), (84, 243924), (112, 182943), (126, 162616), (144, 142289), (168, 121962), (252, 81308), (336, 60981), (504, 40654), (1008, 20327)]