17920864

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1873}}^1$

素因数の和:1919

約数の個数: 48

約数和(自身を含む): 39668832

約数和(自身を除く): 21747968

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 32, 46, 52, 92, 104, 184, 208, 299, 368, 416, 598, 736, 1196, 1873, 2392, 3746, 4784, 7492, 9568, 14984, 24349, 29968, 43079, 48698, 59936, 86158, 97396, 172316, 194792, 344632, 389584, 560027, 689264, 779168, 1120054, 1378528, 2240108, 4480216, 8960432, 17920864]

約数ペア:

[(1, 17920864), (2, 8960432), (4, 4480216), (8, 2240108), (13, 1378528), (16, 1120054), (23, 779168), (26, 689264), (32, 560027), (46, 389584), (52, 344632), (92, 194792), (104, 172316), (184, 97396), (208, 86158), (299, 59936), (368, 48698), (416, 43079), (598, 29968), (736, 24349), (1196, 14984), (1873, 9568), (2392, 7492), (3746, 4784)]