18524380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{431}}^1$

素因数の和:754

約数の個数: 48

約数和(自身を含む): 44706816

約数和(自身を除く): 26182436

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 307, 431, 614, 862, 1228, 1535, 1724, 2149, 2155, 3017, 3070, 4298, 4310, 6034, 6140, 8596, 8620, 10745, 12068, 15085, 21490, 30170, 42980, 60340, 132317, 264634, 529268, 661585, 926219, 1323170, 1852438, 2646340, 3704876, 4631095, 9262190, 18524380]

約数ペア:

[(1, 18524380), (2, 9262190), (4, 4631095), (5, 3704876), (7, 2646340), (10, 1852438), (14, 1323170), (20, 926219), (28, 661585), (35, 529268), (70, 264634), (140, 132317), (307, 60340), (431, 42980), (614, 30170), (862, 21490), (1228, 15085), (1535, 12068), (1724, 10745), (2149, 8620), (2155, 8596), (3017, 6140), (3070, 6034), (4298, 4310)]