18886424

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{641}}^1$

素因数の和:803

約数の個数: 32

約数和(自身を含む): 36979200

約数和(自身を除く): 18092776

約数列:

[1, 2, 4, 8, 29, 58, 116, 127, 232, 254, 508, 641, 1016, 1282, 2564, 3683, 5128, 7366, 14732, 18589, 29464, 37178, 74356, 81407, 148712, 162814, 325628, 651256, 2360803, 4721606, 9443212, 18886424]

約数ペア:

[(1, 18886424), (2, 9443212), (4, 4721606), (8, 2360803), (29, 651256), (58, 325628), (116, 162814), (127, 148712), (232, 81407), (254, 74356), (508, 37178), (641, 29464), (1016, 18589), (1282, 14732), (2564, 7366), (3683, 5128)]