16404128

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{839}}^1$

素因数の和:909

約数の個数: 48

約数和(自身を含む): 35562240

約数和(自身を除く): 19158112

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 47, 52, 94, 104, 188, 208, 376, 416, 611, 752, 839, 1222, 1504, 1678, 2444, 3356, 4888, 6712, 9776, 10907, 13424, 19552, 21814, 26848, 39433, 43628, 78866, 87256, 157732, 174512, 315464, 349024, 512629, 630928, 1025258, 1261856, 2050516, 4101032, 8202064, 16404128]

約数ペア:

[(1, 16404128), (2, 8202064), (4, 4101032), (8, 2050516), (13, 1261856), (16, 1025258), (26, 630928), (32, 512629), (47, 349024), (52, 315464), (94, 174512), (104, 157732), (188, 87256), (208, 78866), (376, 43628), (416, 39433), (611, 26848), (752, 21814), (839, 19552), (1222, 13424), (1504, 10907), (1678, 9776), (2444, 6712), (3356, 4888)]