1984621828

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{613}}^1\times {\mathrm{2689}}^1$

素因数の和:3356

約数の個数: 48

約数和(自身を含む): 4069690240

約数和(自身を除く): 2085068412

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 172, 301, 602, 613, 1204, 1226, 2452, 2689, 4291, 5378, 8582, 10756, 17164, 18823, 26359, 37646, 52718, 75292, 105436, 115627, 184513, 231254, 369026, 462508, 738052, 809389, 1618778, 1648357, 3237556, 3296714, 6593428, 11538499, 23076998, 46153996, 70879351, 141758702, 283517404, 496155457, 992310914, 1984621828]

約数ペア:

[(1, 1984621828), (2, 992310914), (4, 496155457), (7, 283517404), (14, 141758702), (28, 70879351), (43, 46153996), (86, 23076998), (172, 11538499), (301, 6593428), (602, 3296714), (613, 3237556), (1204, 1648357), (1226, 1618778), (2452, 809389), (2689, 738052), (4291, 462508), (5378, 369026), (8582, 231254), (10756, 184513), (17164, 115627), (18823, 105436), (26359, 75292), (37646, 52718)]