19970328

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{4099}}^1$

素因数の和:4144

約数の個数: 64

約数和(自身を含む): 59040000

約数和(自身を除く): 39069672

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 29, 42, 56, 58, 84, 87, 116, 168, 174, 203, 232, 348, 406, 609, 696, 812, 1218, 1624, 2436, 4099, 4872, 8198, 12297, 16396, 24594, 28693, 32792, 49188, 57386, 86079, 98376, 114772, 118871, 172158, 229544, 237742, 344316, 356613, 475484, 688632, 713226, 832097, 950968, 1426452, 1664194, 2496291, 2852904, 3328388, 4992582, 6656776, 9985164, 19970328]

約数ペア:

[(1, 19970328), (2, 9985164), (3, 6656776), (4, 4992582), (6, 3328388), (7, 2852904), (8, 2496291), (12, 1664194), (14, 1426452), (21, 950968), (24, 832097), (28, 713226), (29, 688632), (42, 475484), (56, 356613), (58, 344316), (84, 237742), (87, 229544), (116, 172158), (168, 118871), (174, 114772), (203, 98376), (232, 86079), (348, 57386), (406, 49188), (609, 32792), (696, 28693), (812, 24594), (1218, 16396), (1624, 12297), (2436, 8198), (4099, 4872)]