2018658978

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{1069}}^1\times {\mathrm{2141}}^1$

素因数の和:3232

約数の個数: 72

約数和(自身を含む): 5094982620

約数和(自身を除く): 3076323642

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 147, 294, 441, 882, 1069, 2138, 2141, 3207, 4282, 6414, 6423, 7483, 9621, 12846, 14966, 14987, 19242, 19269, 22449, 29974, 38538, 44898, 44961, 52381, 67347, 89922, 104762, 104909, 134694, 134883, 157143, 209818, 269766, 314286, 314727, 471429, 629454, 942858, 944181, 1888362, 2288729, 4577458, 6866187, 13732374, 16021103, 20598561, 32042206, 41197122, 48063309, 96126618, 112147721, 144189927, 224295442, 288379854, 336443163, 672886326, 1009329489, 2018658978]

約数ペア:

[(1, 2018658978), (2, 1009329489), (3, 672886326), (6, 336443163), (7, 288379854), (9, 224295442), (14, 144189927), (18, 112147721), (21, 96126618), (42, 48063309), (49, 41197122), (63, 32042206), (98, 20598561), (126, 16021103), (147, 13732374), (294, 6866187), (441, 4577458), (882, 2288729), (1069, 1888362), (2138, 944181), (2141, 942858), (3207, 629454), (4282, 471429), (6414, 314727), (6423, 314286), (7483, 269766), (9621, 209818), (12846, 157143), (14966, 134883), (14987, 134694), (19242, 104909), (19269, 104762), (22449, 89922), (29974, 67347), (38538, 52381), (44898, 44961)]