18645456

素因数分解:

$2^4\times 3^1\times {\mathrm{23}}^1\times {\mathrm{16889}}^1$

素因数の和:16923

約数の個数: 40

約数和(自身を含む): 50264640

約数和(自身を除く): 31619184

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 46, 48, 69, 92, 138, 184, 276, 368, 552, 1104, 16889, 33778, 50667, 67556, 101334, 135112, 202668, 270224, 388447, 405336, 776894, 810672, 1165341, 1553788, 2330682, 3107576, 4661364, 6215152, 9322728, 18645456]

約数ペア:

[(1, 18645456), (2, 9322728), (3, 6215152), (4, 4661364), (6, 3107576), (8, 2330682), (12, 1553788), (16, 1165341), (23, 810672), (24, 776894), (46, 405336), (48, 388447), (69, 270224), (92, 202668), (138, 135112), (184, 101334), (276, 67556), (368, 50667), (552, 33778), (1104, 16889)]