18421620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1907}}^1$

素因数の和:1949

約数の個数: 96

約数和(自身を含む): 61544448

約数和(自身を除く): 43122828

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 23, 28, 30, 35, 42, 46, 60, 69, 70, 84, 92, 105, 115, 138, 140, 161, 210, 230, 276, 322, 345, 420, 460, 483, 644, 690, 805, 966, 1380, 1610, 1907, 1932, 2415, 3220, 3814, 4830, 5721, 7628, 9535, 9660, 11442, 13349, 19070, 22884, 26698, 28605, 38140, 40047, 43861, 53396, 57210, 66745, 80094, 87722, 114420, 131583, 133490, 160188, 175444, 200235, 219305, 263166, 266980, 307027, 400470, 438610, 526332, 614054, 657915, 800940, 877220, 921081, 1228108, 1315830, 1535135, 1842162, 2631660, 3070270, 3684324, 4605405, 6140540, 9210810, 18421620]

約数ペア:

[(1, 18421620), (2, 9210810), (3, 6140540), (4, 4605405), (5, 3684324), (6, 3070270), (7, 2631660), (10, 1842162), (12, 1535135), (14, 1315830), (15, 1228108), (20, 921081), (21, 877220), (23, 800940), (28, 657915), (30, 614054), (35, 526332), (42, 438610), (46, 400470), (60, 307027), (69, 266980), (70, 263166), (84, 219305), (92, 200235), (105, 175444), (115, 160188), (138, 133490), (140, 131583), (161, 114420), (210, 87722), (230, 80094), (276, 66745), (322, 57210), (345, 53396), (420, 43861), (460, 40047), (483, 38140), (644, 28605), (690, 26698), (805, 22884), (966, 19070), (1380, 13349), (1610, 11442), (1907, 9660), (1932, 9535), (2415, 7628), (3220, 5721), (3814, 4830)]