1900991248

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{125197}}^1$

素因数の和:125291

約数の個数: 40

約数和(自身を含む): 4020858968

約数和(自身を除く): 2119867720

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 73, 104, 146, 208, 292, 584, 949, 1168, 1898, 3796, 7592, 15184, 125197, 250394, 500788, 1001576, 1627561, 2003152, 3255122, 6510244, 9139381, 13020488, 18278762, 26040976, 36557524, 73115048, 118811953, 146230096, 237623906, 475247812, 950495624, 1900991248]

約数ペア:

[(1, 1900991248), (2, 950495624), (4, 475247812), (8, 237623906), (13, 146230096), (16, 118811953), (26, 73115048), (52, 36557524), (73, 26040976), (104, 18278762), (146, 13020488), (208, 9139381), (292, 6510244), (584, 3255122), (949, 2003152), (1168, 1627561), (1898, 1001576), (3796, 500788), (7592, 250394), (15184, 125197)]