208385944

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{48871}}^1$

素因数の和:48931

約数の個数: 32

約数和(自身を含む): 431051040

約数和(自身を除く): 222665096

約数列:

[1, 2, 4, 8, 13, 26, 41, 52, 82, 104, 164, 328, 533, 1066, 2132, 4264, 48871, 97742, 195484, 390968, 635323, 1270646, 2003711, 2541292, 4007422, 5082584, 8014844, 16029688, 26048243, 52096486, 104192972, 208385944]

約数ペア:

[(1, 208385944), (2, 104192972), (4, 52096486), (8, 26048243), (13, 16029688), (26, 8014844), (41, 5082584), (52, 4007422), (82, 2541292), (104, 2003711), (164, 1270646), (328, 635323), (533, 390968), (1066, 195484), (2132, 97742), (4264, 48871)]