20147816546

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^2\times {\mathrm{809}}^1$

素因数の和:972

約数の個数: 96

約数和(自身を含む): 37401315840

約数和(自身を除く): 17253499294

約数列:

[1, 2, 11, 13, 22, 26, 31, 53, 62, 106, 143, 286, 341, 403, 583, 682, 689, 806, 809, 1166, 1378, 1618, 1643, 2809, 3286, 4433, 5618, 7579, 8866, 8899, 10517, 15158, 17798, 18073, 21034, 21359, 25079, 30899, 36146, 36517, 42718, 42877, 50158, 61798, 73034, 85754, 87079, 115687, 174158, 231374, 234949, 275869, 326027, 401687, 469898, 471647, 551738, 557401, 652054, 803374, 943294, 957869, 1114802, 1132027, 1329187, 1915738, 2264054, 2272481, 2658374, 3586297, 4544962, 6131411, 7172594, 12262822, 12452297, 14621057, 17279431, 24904594, 24997291, 29242114, 29542253, 34558862, 49994582, 59084506, 70446911, 140893822, 190073741, 324964783, 380147482, 649929566, 774916021, 915809843, 1549832042, 1831619686, 10073908273, 20147816546]

約数ペア:

[(1, 20147816546), (2, 10073908273), (11, 1831619686), (13, 1549832042), (22, 915809843), (26, 774916021), (31, 649929566), (53, 380147482), (62, 324964783), (106, 190073741), (143, 140893822), (286, 70446911), (341, 59084506), (403, 49994582), (583, 34558862), (682, 29542253), (689, 29242114), (806, 24997291), (809, 24904594), (1166, 17279431), (1378, 14621057), (1618, 12452297), (1643, 12262822), (2809, 7172594), (3286, 6131411), (4433, 4544962), (5618, 3586297), (7579, 2658374), (8866, 2272481), (8899, 2264054), (10517, 1915738), (15158, 1329187), (17798, 1132027), (18073, 1114802), (21034, 957869), (21359, 943294), (25079, 803374), (30899, 652054), (36146, 557401), (36517, 551738), (42718, 471647), (42877, 469898), (50158, 401687), (61798, 326027), (73034, 275869), (85754, 234949), (87079, 231374), (115687, 174158)]