19652776

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{419}}^1$

素因数の和:490

約数の個数: 64

約数和(自身を含む): 44452800

約数和(自身を除く): 24800024

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 41, 44, 52, 82, 88, 104, 143, 164, 286, 328, 419, 451, 533, 572, 838, 902, 1066, 1144, 1676, 1804, 2132, 3352, 3608, 4264, 4609, 5447, 5863, 9218, 10894, 11726, 17179, 18436, 21788, 23452, 34358, 36872, 43576, 46904, 59917, 68716, 119834, 137432, 188969, 223327, 239668, 377938, 446654, 479336, 755876, 893308, 1511752, 1786616, 2456597, 4913194, 9826388, 19652776]

約数ペア:

[(1, 19652776), (2, 9826388), (4, 4913194), (8, 2456597), (11, 1786616), (13, 1511752), (22, 893308), (26, 755876), (41, 479336), (44, 446654), (52, 377938), (82, 239668), (88, 223327), (104, 188969), (143, 137432), (164, 119834), (286, 68716), (328, 59917), (419, 46904), (451, 43576), (533, 36872), (572, 34358), (838, 23452), (902, 21788), (1066, 18436), (1144, 17179), (1676, 11726), (1804, 10894), (2132, 9218), (3352, 5863), (3608, 5447), (4264, 4609)]