20161294896

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{148367}}^1$

素因数の和:148546

約数の個数: 80

約数和(自身を含む): 55192896000

約数和(自身を除く): 35031601104

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 48, 57, 76, 114, 149, 152, 228, 298, 304, 447, 456, 596, 894, 912, 1192, 1788, 2384, 2831, 3576, 5662, 7152, 8493, 11324, 16986, 22648, 33972, 45296, 67944, 135888, 148367, 296734, 445101, 593468, 890202, 1186936, 1780404, 2373872, 2818973, 3560808, 5637946, 7121616, 8456919, 11275892, 16913838, 22106683, 22551784, 33827676, 44213366, 45103568, 66320049, 67655352, 88426732, 132640098, 135310704, 176853464, 265280196, 353706928, 420026977, 530560392, 840053954, 1061120784, 1260080931, 1680107908, 2520161862, 3360215816, 5040323724, 6720431632, 10080647448, 20161294896]

約数ペア:

[(1, 20161294896), (2, 10080647448), (3, 6720431632), (4, 5040323724), (6, 3360215816), (8, 2520161862), (12, 1680107908), (16, 1260080931), (19, 1061120784), (24, 840053954), (38, 530560392), (48, 420026977), (57, 353706928), (76, 265280196), (114, 176853464), (149, 135310704), (152, 132640098), (228, 88426732), (298, 67655352), (304, 66320049), (447, 45103568), (456, 44213366), (596, 33827676), (894, 22551784), (912, 22106683), (1192, 16913838), (1788, 11275892), (2384, 8456919), (2831, 7121616), (3576, 5637946), (5662, 3560808), (7152, 2818973), (8493, 2373872), (11324, 1780404), (16986, 1186936), (22648, 890202), (33972, 593468), (45296, 445101), (67944, 296734), (135888, 148367)]