19827169968

素因数分解:

$2^4\times 3^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{309877}}^1$

素因数の和:309962

約数の個数: 80

約数和(自身を含む): 54102219776

約数和(自身を除く): 34275049808

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 43, 48, 62, 86, 93, 124, 129, 172, 186, 248, 258, 344, 372, 496, 516, 688, 744, 1032, 1333, 1488, 2064, 2666, 3999, 5332, 7998, 10664, 15996, 21328, 31992, 63984, 309877, 619754, 929631, 1239508, 1859262, 2479016, 3718524, 4958032, 7437048, 9606187, 13324711, 14874096, 19212374, 26649422, 28818561, 38424748, 39974133, 53298844, 57637122, 76849496, 79948266, 106597688, 115274244, 153698992, 159896532, 213195376, 230548488, 319793064, 413066041, 461096976, 639586128, 826132082, 1239198123, 1652264164, 2478396246, 3304528328, 4956792492, 6609056656, 9913584984, 19827169968]

約数ペア:

[(1, 19827169968), (2, 9913584984), (3, 6609056656), (4, 4956792492), (6, 3304528328), (8, 2478396246), (12, 1652264164), (16, 1239198123), (24, 826132082), (31, 639586128), (43, 461096976), (48, 413066041), (62, 319793064), (86, 230548488), (93, 213195376), (124, 159896532), (129, 153698992), (172, 115274244), (186, 106597688), (248, 79948266), (258, 76849496), (344, 57637122), (372, 53298844), (496, 39974133), (516, 38424748), (688, 28818561), (744, 26649422), (1032, 19212374), (1333, 14874096), (1488, 13324711), (2064, 9606187), (2666, 7437048), (3999, 4958032), (5332, 3718524), (7998, 2479016), (10664, 1859262), (15996, 1239508), (21328, 929631), (31992, 619754), (63984, 309877)]