18781464

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3541}}^1$

素因数の和:3580

約数の個数: 64

約数和(自身を含む): 53555040

約数和(自身を除く): 34773576

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 17, 24, 26, 34, 39, 51, 52, 68, 78, 102, 104, 136, 156, 204, 221, 312, 408, 442, 663, 884, 1326, 1768, 2652, 3541, 5304, 7082, 10623, 14164, 21246, 28328, 42492, 46033, 60197, 84984, 92066, 120394, 138099, 180591, 184132, 240788, 276198, 361182, 368264, 481576, 552396, 722364, 782561, 1104792, 1444728, 1565122, 2347683, 3130244, 4695366, 6260488, 9390732, 18781464]

約数ペア:

[(1, 18781464), (2, 9390732), (3, 6260488), (4, 4695366), (6, 3130244), (8, 2347683), (12, 1565122), (13, 1444728), (17, 1104792), (24, 782561), (26, 722364), (34, 552396), (39, 481576), (51, 368264), (52, 361182), (68, 276198), (78, 240788), (102, 184132), (104, 180591), (136, 138099), (156, 120394), (204, 92066), (221, 84984), (312, 60197), (408, 46033), (442, 42492), (663, 28328), (884, 21246), (1326, 14164), (1768, 10623), (2652, 7082), (3541, 5304)]