20189537522

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{89611}}^1$

素因数の和:89668

約数の個数: 72

約数和(自身を含む): 40760914320

約数和(自身を除く): 20571376798

約数列:

[1, 2, 7, 11, 14, 19, 22, 38, 49, 77, 98, 121, 133, 154, 209, 242, 266, 418, 539, 847, 931, 1078, 1463, 1694, 1862, 2299, 2926, 4598, 5929, 10241, 11858, 16093, 20482, 32186, 89611, 112651, 179222, 225302, 627277, 985721, 1254554, 1702609, 1971442, 3405218, 4390939, 6900047, 8781878, 10842931, 11918263, 13800094, 18728699, 21685862, 23836526, 37457398, 48300329, 75900517, 83427841, 96600658, 131100893, 151801034, 166855682, 206015689, 262201786, 412031378, 531303619, 917706251, 1062607238, 1442109823, 1835412502, 2884219646, 10094768761, 20189537522]

約数ペア:

[(1, 20189537522), (2, 10094768761), (7, 2884219646), (11, 1835412502), (14, 1442109823), (19, 1062607238), (22, 917706251), (38, 531303619), (49, 412031378), (77, 262201786), (98, 206015689), (121, 166855682), (133, 151801034), (154, 131100893), (209, 96600658), (242, 83427841), (266, 75900517), (418, 48300329), (539, 37457398), (847, 23836526), (931, 21685862), (1078, 18728699), (1463, 13800094), (1694, 11918263), (1862, 10842931), (2299, 8781878), (2926, 6900047), (4598, 4390939), (5929, 3405218), (10241, 1971442), (11858, 1702609), (16093, 1254554), (20482, 985721), (32186, 627277), (89611, 225302), (112651, 179222)]