18221190

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2459}}^1$

素因数の和:2501

約数の個数: 64

約数和(自身を含む): 49593600

約数和(自身を除く): 31372410

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 19, 26, 30, 38, 39, 57, 65, 78, 95, 114, 130, 190, 195, 247, 285, 390, 494, 570, 741, 1235, 1482, 2459, 2470, 3705, 4918, 7377, 7410, 12295, 14754, 24590, 31967, 36885, 46721, 63934, 73770, 93442, 95901, 140163, 159835, 191802, 233605, 280326, 319670, 467210, 479505, 607373, 700815, 959010, 1214746, 1401630, 1822119, 3036865, 3644238, 6073730, 9110595, 18221190]

約数ペア:

[(1, 18221190), (2, 9110595), (3, 6073730), (5, 3644238), (6, 3036865), (10, 1822119), (13, 1401630), (15, 1214746), (19, 959010), (26, 700815), (30, 607373), (38, 479505), (39, 467210), (57, 319670), (65, 280326), (78, 233605), (95, 191802), (114, 159835), (130, 140163), (190, 95901), (195, 93442), (247, 73770), (285, 63934), (390, 46721), (494, 36885), (570, 31967), (741, 24590), (1235, 14754), (1482, 12295), (2459, 7410), (2470, 7377), (3705, 4918)]