2008453678

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{263}}^1\times {\mathrm{2917}}^1$

素因数の和:3217

約数の個数: 64

約数和(自身を含む): 3993504768

約数和(自身を除く): 1985051090

約数列:

[1, 2, 7, 11, 14, 17, 22, 34, 77, 119, 154, 187, 238, 263, 374, 526, 1309, 1841, 2618, 2893, 2917, 3682, 4471, 5786, 5834, 8942, 20251, 20419, 31297, 32087, 40502, 40838, 49181, 49589, 62594, 64174, 98362, 99178, 224609, 344267, 347123, 449218, 545479, 688534, 694246, 767171, 1090958, 1534342, 3818353, 5370197, 7636706, 8438881, 10740394, 13041907, 16877762, 26083814, 59072167, 91293349, 118144334, 143460977, 182586698, 286921954, 1004226839, 2008453678]

約数ペア:

[(1, 2008453678), (2, 1004226839), (7, 286921954), (11, 182586698), (14, 143460977), (17, 118144334), (22, 91293349), (34, 59072167), (77, 26083814), (119, 16877762), (154, 13041907), (187, 10740394), (238, 8438881), (263, 7636706), (374, 5370197), (526, 3818353), (1309, 1534342), (1841, 1090958), (2618, 767171), (2893, 694246), (2917, 688534), (3682, 545479), (4471, 449218), (5786, 347123), (5834, 344267), (8942, 224609), (20251, 99178), (20419, 98362), (31297, 64174), (32087, 62594), (40502, 49589), (40838, 49181)]