2018051816

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{569}}^1\times {\mathrm{983}}^1$

素因数の和:1610

約数の個数: 64

約数和(自身を含む): 4240252800

約数和(自身を除く): 2222200984

約数列:

[1, 2, 4, 8, 11, 22, 41, 44, 82, 88, 164, 328, 451, 569, 902, 983, 1138, 1804, 1966, 2276, 3608, 3932, 4552, 6259, 7864, 10813, 12518, 21626, 23329, 25036, 40303, 43252, 46658, 50072, 80606, 86504, 93316, 161212, 186632, 256619, 322424, 443333, 513238, 559327, 886666, 1026476, 1118654, 1773332, 2052952, 2237308, 3546664, 4474616, 6152597, 12305194, 22932407, 24610388, 45864814, 49220776, 91729628, 183459256, 252256477, 504512954, 1009025908, 2018051816]

約数ペア:

[(1, 2018051816), (2, 1009025908), (4, 504512954), (8, 252256477), (11, 183459256), (22, 91729628), (41, 49220776), (44, 45864814), (82, 24610388), (88, 22932407), (164, 12305194), (328, 6152597), (451, 4474616), (569, 3546664), (902, 2237308), (983, 2052952), (1138, 1773332), (1804, 1118654), (1966, 1026476), (2276, 886666), (3608, 559327), (3932, 513238), (4552, 443333), (6259, 322424), (7864, 256619), (10813, 186632), (12518, 161212), (21626, 93316), (23329, 86504), (25036, 80606), (40303, 50072), (43252, 46658)]