18892243648

素因数分解:

$2^6\times {\mathrm{127}}^1\times {\mathrm{421}}^1\times {\mathrm{5521}}^1$

素因数の和:6081

約数の個数: 56

約数和(自身を含む): 37881096704

約数和(自身を除く): 18988853056

約数列:

[1, 2, 4, 8, 16, 32, 64, 127, 254, 421, 508, 842, 1016, 1684, 2032, 3368, 4064, 5521, 6736, 8128, 11042, 13472, 22084, 26944, 44168, 53467, 88336, 106934, 176672, 213868, 353344, 427736, 701167, 855472, 1402334, 1710944, 2324341, 2804668, 3421888, 4648682, 5609336, 9297364, 11218672, 18594728, 22437344, 37189456, 44874688, 74378912, 148757824, 295191307, 590382614, 1180765228, 2361530456, 4723060912, 9446121824, 18892243648]

約数ペア:

[(1, 18892243648), (2, 9446121824), (4, 4723060912), (8, 2361530456), (16, 1180765228), (32, 590382614), (64, 295191307), (127, 148757824), (254, 74378912), (421, 44874688), (508, 37189456), (842, 22437344), (1016, 18594728), (1684, 11218672), (2032, 9297364), (3368, 5609336), (4064, 4648682), (5521, 3421888), (6736, 2804668), (8128, 2324341), (11042, 1710944), (13472, 1402334), (22084, 855472), (26944, 701167), (44168, 427736), (53467, 353344), (88336, 213868), (106934, 176672)]