20351640554

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{503}}^1\times {\mathrm{1759}}^1$

素因数の和:2355

約数の個数: 64

約数和(自身を含む): 36787322880

約数和(自身を除く): 16435682326

約数列:

[1, 2, 7, 14, 31, 53, 62, 106, 217, 371, 434, 503, 742, 1006, 1643, 1759, 3286, 3518, 3521, 7042, 11501, 12313, 15593, 23002, 24626, 26659, 31186, 53318, 54529, 93227, 109058, 109151, 186454, 186613, 218302, 373226, 381703, 652589, 763406, 826429, 884777, 1305178, 1652858, 1769554, 2890037, 5780074, 5785003, 6193439, 11570006, 12386878, 20230259, 27428087, 40460518, 46893181, 54856174, 93786362, 191996609, 328252267, 383993218, 656504534, 1453688611, 2907377222, 10175820277, 20351640554]

約数ペア:

[(1, 20351640554), (2, 10175820277), (7, 2907377222), (14, 1453688611), (31, 656504534), (53, 383993218), (62, 328252267), (106, 191996609), (217, 93786362), (371, 54856174), (434, 46893181), (503, 40460518), (742, 27428087), (1006, 20230259), (1643, 12386878), (1759, 11570006), (3286, 6193439), (3518, 5785003), (3521, 5780074), (7042, 2890037), (11501, 1769554), (12313, 1652858), (15593, 1305178), (23002, 884777), (24626, 826429), (26659, 763406), (31186, 652589), (53318, 381703), (54529, 373226), (93227, 218302), (109058, 186613), (109151, 186454)]