18738409968

素因数分解:

$2^4\times 3^3\times {\mathrm{43}}^1\times {\mathrm{1008743}}^1$

素因数の和:1008803

約数の個数: 80

約数和(自身を含む): 55037072640

約数和(自身を除く): 36298662672

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 43, 48, 54, 72, 86, 108, 129, 144, 172, 216, 258, 344, 387, 432, 516, 688, 774, 1032, 1161, 1548, 2064, 2322, 3096, 4644, 6192, 9288, 18576, 1008743, 2017486, 3026229, 4034972, 6052458, 8069944, 9078687, 12104916, 16139888, 18157374, 24209832, 27236061, 36314748, 43375949, 48419664, 54472122, 72629496, 86751898, 108944244, 130127847, 145258992, 173503796, 217888488, 260255694, 347007592, 390383541, 435776976, 520511388, 694015184, 780767082, 1041022776, 1171150623, 1561534164, 2082045552, 2342301246, 3123068328, 4684602492, 6246136656, 9369204984, 18738409968]

約数ペア:

[(1, 18738409968), (2, 9369204984), (3, 6246136656), (4, 4684602492), (6, 3123068328), (8, 2342301246), (9, 2082045552), (12, 1561534164), (16, 1171150623), (18, 1041022776), (24, 780767082), (27, 694015184), (36, 520511388), (43, 435776976), (48, 390383541), (54, 347007592), (72, 260255694), (86, 217888488), (108, 173503796), (129, 145258992), (144, 130127847), (172, 108944244), (216, 86751898), (258, 72629496), (344, 54472122), (387, 48419664), (432, 43375949), (516, 36314748), (688, 27236061), (774, 24209832), (1032, 18157374), (1161, 16139888), (1548, 12104916), (2064, 9078687), (2322, 8069944), (3096, 6052458), (4644, 4034972), (6192, 3026229), (9288, 2017486), (18576, 1008743)]