18915072

素因数分解:

$2^8\times 3^1\times {\mathrm{11}}^1\times {\mathrm{2239}}^1$

素因数の和:2269

約数の個数: 72

約数和(自身を含む): 54942720

約数和(自身を除く): 36027648

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 32, 33, 44, 48, 64, 66, 88, 96, 128, 132, 176, 192, 256, 264, 352, 384, 528, 704, 768, 1056, 1408, 2112, 2239, 2816, 4224, 4478, 6717, 8448, 8956, 13434, 17912, 24629, 26868, 35824, 49258, 53736, 71648, 73887, 98516, 107472, 143296, 147774, 197032, 214944, 286592, 295548, 394064, 429888, 573184, 591096, 788128, 859776, 1182192, 1576256, 1719552, 2364384, 3152512, 4728768, 6305024, 9457536, 18915072]

約数ペア:

[(1, 18915072), (2, 9457536), (3, 6305024), (4, 4728768), (6, 3152512), (8, 2364384), (11, 1719552), (12, 1576256), (16, 1182192), (22, 859776), (24, 788128), (32, 591096), (33, 573184), (44, 429888), (48, 394064), (64, 295548), (66, 286592), (88, 214944), (96, 197032), (128, 147774), (132, 143296), (176, 107472), (192, 98516), (256, 73887), (264, 71648), (352, 53736), (384, 49258), (528, 35824), (704, 26868), (768, 24629), (1056, 17912), (1408, 13434), (2112, 8956), (2239, 8448), (2816, 6717), (4224, 4478)]