19656506288

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{229}}^1\times {\mathrm{2837}}^1$

素因数の和:3166

約数の個数: 80

約数和(自身を含む): 40146120960

約数和(自身を除く): 20489614672

約数列:

[1, 2, 4, 8, 16, 31, 61, 62, 122, 124, 229, 244, 248, 458, 488, 496, 916, 976, 1832, 1891, 2837, 3664, 3782, 5674, 7099, 7564, 11348, 13969, 14198, 15128, 22696, 27938, 28396, 30256, 45392, 55876, 56792, 87947, 111752, 113584, 173057, 175894, 223504, 346114, 351788, 433039, 649673, 692228, 703576, 866078, 1299346, 1384456, 1407152, 1732156, 2598692, 2768912, 3464312, 5197384, 5364767, 6928624, 10394768, 10729534, 20139863, 21459068, 39630053, 40279726, 42918136, 79260106, 80559452, 85836272, 158520212, 161118904, 317040424, 322237808, 634080848, 1228531643, 2457063286, 4914126572, 9828253144, 19656506288]

約数ペア:

[(1, 19656506288), (2, 9828253144), (4, 4914126572), (8, 2457063286), (16, 1228531643), (31, 634080848), (61, 322237808), (62, 317040424), (122, 161118904), (124, 158520212), (229, 85836272), (244, 80559452), (248, 79260106), (458, 42918136), (488, 40279726), (496, 39630053), (916, 21459068), (976, 20139863), (1832, 10729534), (1891, 10394768), (2837, 6928624), (3664, 5364767), (3782, 5197384), (5674, 3464312), (7099, 2768912), (7564, 2598692), (11348, 1732156), (13969, 1407152), (14198, 1384456), (15128, 1299346), (22696, 866078), (27938, 703576), (28396, 692228), (30256, 649673), (45392, 433039), (55876, 351788), (56792, 346114), (87947, 223504), (111752, 175894), (113584, 173057)]