16416220

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{911}}^1$

素因数の和:990

約数の個数: 48

約数和(自身を含む): 37231488

約数和(自身を除く): 20815268

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 53, 68, 85, 106, 170, 212, 265, 340, 530, 901, 911, 1060, 1802, 1822, 3604, 3644, 4505, 4555, 9010, 9110, 15487, 18020, 18220, 30974, 48283, 61948, 77435, 96566, 154870, 193132, 241415, 309740, 482830, 820811, 965660, 1641622, 3283244, 4104055, 8208110, 16416220]

約数ペア:

[(1, 16416220), (2, 8208110), (4, 4104055), (5, 3283244), (10, 1641622), (17, 965660), (20, 820811), (34, 482830), (53, 309740), (68, 241415), (85, 193132), (106, 154870), (170, 96566), (212, 77435), (265, 61948), (340, 48283), (530, 30974), (901, 18220), (911, 18020), (1060, 15487), (1802, 9110), (1822, 9010), (3604, 4555), (3644, 4505)]