2019901856

素因数分解:

$2^5\times 7^1\times {\mathrm{19}}^2\times {\mathrm{24979}}^1$

素因数の和:25034

約数の個数: 72

約数和(自身を含む): 4796759520

約数和(自身を除く): 2776857664

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 76, 112, 133, 152, 224, 266, 304, 361, 532, 608, 722, 1064, 1444, 2128, 2527, 2888, 4256, 5054, 5776, 10108, 11552, 20216, 24979, 40432, 49958, 80864, 99916, 174853, 199832, 349706, 399664, 474601, 699412, 799328, 949202, 1398824, 1898404, 2797648, 3322207, 3796808, 5595296, 6644414, 7593616, 9017419, 13288828, 15187232, 18034838, 26577656, 36069676, 53155312, 63121933, 72139352, 106310624, 126243866, 144278704, 252487732, 288557408, 504975464, 1009950928, 2019901856]

約数ペア:

[(1, 2019901856), (2, 1009950928), (4, 504975464), (7, 288557408), (8, 252487732), (14, 144278704), (16, 126243866), (19, 106310624), (28, 72139352), (32, 63121933), (38, 53155312), (56, 36069676), (76, 26577656), (112, 18034838), (133, 15187232), (152, 13288828), (224, 9017419), (266, 7593616), (304, 6644414), (361, 5595296), (532, 3796808), (608, 3322207), (722, 2797648), (1064, 1898404), (1444, 1398824), (2128, 949202), (2527, 799328), (2888, 699412), (4256, 474601), (5054, 399664), (5776, 349706), (10108, 199832), (11552, 174853), (20216, 99916), (24979, 80864), (40432, 49958)]