20512594648

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{577}}^1\times {\mathrm{1039}}^1$

素因数の和:1689

約数の個数: 128

約数和(自身を含む): 48474316800

約数和(自身を除く): 27961722152

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 47, 52, 56, 91, 94, 104, 182, 188, 329, 364, 376, 577, 611, 658, 728, 1039, 1154, 1222, 1316, 2078, 2308, 2444, 2632, 4039, 4156, 4277, 4616, 4888, 7273, 7501, 8078, 8312, 8554, 13507, 14546, 15002, 16156, 17108, 27014, 27119, 29092, 30004, 32312, 34216, 48833, 52507, 54028, 54238, 58184, 60008, 94549, 97666, 105014, 108056, 108476, 189098, 189833, 195332, 210028, 216952, 341831, 352547, 378196, 379666, 390664, 420056, 599503, 634829, 683662, 705094, 756392, 759332, 1199006, 1269658, 1367324, 1410188, 1518664, 2398012, 2467829, 2539316, 2734648, 2820376, 4196521, 4443803, 4796024, 4935658, 5078632, 7793539, 8393042, 8887606, 9871316, 15587078, 16786084, 17775212, 19742632, 28176641, 31174156, 33572168, 35550424, 54554773, 56353282, 62348312, 109109546, 112706564, 197236487, 218219092, 225413128, 366296333, 394472974, 436438184, 732592666, 788945948, 1465185332, 1577891896, 2564074331, 2930370664, 5128148662, 10256297324, 20512594648]

約数ペア:

[(1, 20512594648), (2, 10256297324), (4, 5128148662), (7, 2930370664), (8, 2564074331), (13, 1577891896), (14, 1465185332), (26, 788945948), (28, 732592666), (47, 436438184), (52, 394472974), (56, 366296333), (91, 225413128), (94, 218219092), (104, 197236487), (182, 112706564), (188, 109109546), (329, 62348312), (364, 56353282), (376, 54554773), (577, 35550424), (611, 33572168), (658, 31174156), (728, 28176641), (1039, 19742632), (1154, 17775212), (1222, 16786084), (1316, 15587078), (2078, 9871316), (2308, 8887606), (2444, 8393042), (2632, 7793539), (4039, 5078632), (4156, 4935658), (4277, 4796024), (4616, 4443803), (4888, 4196521), (7273, 2820376), (7501, 2734648), (8078, 2539316), (8312, 2467829), (8554, 2398012), (13507, 1518664), (14546, 1410188), (15002, 1367324), (16156, 1269658), (17108, 1199006), (27014, 759332), (27119, 756392), (29092, 705094), (30004, 683662), (32312, 634829), (34216, 599503), (48833, 420056), (52507, 390664), (54028, 379666), (54238, 378196), (58184, 352547), (60008, 341831), (94549, 216952), (97666, 210028), (105014, 195332), (108056, 189833), (108476, 189098)]