16980336

素因数分解:

$2^4\times 3^2\times {\mathrm{37}}^1\times {\mathrm{3187}}^1$

素因数の和:3238

約数の個数: 60

約数和(自身を含む): 48821032

約数和(自身を除く): 31840696

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 37, 48, 72, 74, 111, 144, 148, 222, 296, 333, 444, 592, 666, 888, 1332, 1776, 2664, 3187, 5328, 6374, 9561, 12748, 19122, 25496, 28683, 38244, 50992, 57366, 76488, 114732, 117919, 152976, 229464, 235838, 353757, 458928, 471676, 707514, 943352, 1061271, 1415028, 1886704, 2122542, 2830056, 4245084, 5660112, 8490168, 16980336]

約数ペア:

[(1, 16980336), (2, 8490168), (3, 5660112), (4, 4245084), (6, 2830056), (8, 2122542), (9, 1886704), (12, 1415028), (16, 1061271), (18, 943352), (24, 707514), (36, 471676), (37, 458928), (48, 353757), (72, 235838), (74, 229464), (111, 152976), (144, 117919), (148, 114732), (222, 76488), (296, 57366), (333, 50992), (444, 38244), (592, 28683), (666, 25496), (888, 19122), (1332, 12748), (1776, 9561), (2664, 6374), (3187, 5328)]