20149703448

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{241}}^1\times {\mathrm{497671}}^1$

素因数の和:497928

約数の個数: 64

約数和(自身を含む): 57809579520

約数和(自身を除く): 37659876072

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 241, 482, 723, 964, 1446, 1687, 1928, 2892, 3374, 5061, 5784, 6748, 10122, 13496, 20244, 40488, 497671, 995342, 1493013, 1990684, 2986026, 3483697, 3981368, 5972052, 6967394, 10451091, 11944104, 13934788, 20902182, 27869576, 41804364, 83608728, 119938711, 239877422, 359816133, 479754844, 719632266, 839570977, 959509688, 1439264532, 1679141954, 2518712931, 2878529064, 3358283908, 5037425862, 6716567816, 10074851724, 20149703448]

約数ペア:

[(1, 20149703448), (2, 10074851724), (3, 6716567816), (4, 5037425862), (6, 3358283908), (7, 2878529064), (8, 2518712931), (12, 1679141954), (14, 1439264532), (21, 959509688), (24, 839570977), (28, 719632266), (42, 479754844), (56, 359816133), (84, 239877422), (168, 119938711), (241, 83608728), (482, 41804364), (723, 27869576), (964, 20902182), (1446, 13934788), (1687, 11944104), (1928, 10451091), (2892, 6967394), (3374, 5972052), (5061, 3981368), (5784, 3483697), (6748, 2986026), (10122, 1990684), (13496, 1493013), (20244, 995342), (40488, 497671)]