19788045004

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{9539}}^1$

素因数の和:9743

約数の個数: 96

約数和(自身を含む): 43978636800

約数和(自身を除く): 24190591796

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 41, 52, 82, 91, 139, 164, 182, 278, 287, 364, 533, 556, 574, 973, 1066, 1148, 1807, 1946, 2132, 3614, 3731, 3892, 5699, 7228, 7462, 9539, 11398, 12649, 14924, 19078, 22796, 25298, 38156, 39893, 50596, 66773, 74087, 79786, 124007, 133546, 148174, 159572, 248014, 267092, 296348, 391099, 496028, 518609, 782198, 868049, 1037218, 1325921, 1564396, 1736098, 2074436, 2651842, 2737693, 3472196, 5084287, 5303684, 5475386, 9281447, 10168574, 10950772, 17236973, 18562894, 20337148, 34473946, 35590009, 37125788, 54362761, 68947892, 71180018, 108725522, 120658811, 142360036, 217451044, 241317622, 380539327, 482635244, 706715893, 761078654, 1413431786, 1522157308, 2826863572, 4947011251, 9894022502, 19788045004]

約数ペア:

[(1, 19788045004), (2, 9894022502), (4, 4947011251), (7, 2826863572), (13, 1522157308), (14, 1413431786), (26, 761078654), (28, 706715893), (41, 482635244), (52, 380539327), (82, 241317622), (91, 217451044), (139, 142360036), (164, 120658811), (182, 108725522), (278, 71180018), (287, 68947892), (364, 54362761), (533, 37125788), (556, 35590009), (574, 34473946), (973, 20337148), (1066, 18562894), (1148, 17236973), (1807, 10950772), (1946, 10168574), (2132, 9281447), (3614, 5475386), (3731, 5303684), (3892, 5084287), (5699, 3472196), (7228, 2737693), (7462, 2651842), (9539, 2074436), (11398, 1736098), (12649, 1564396), (14924, 1325921), (19078, 1037218), (22796, 868049), (25298, 782198), (38156, 518609), (39893, 496028), (50596, 391099), (66773, 296348), (74087, 267092), (79786, 248014), (124007, 159572), (133546, 148174)]