19157555824

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{383}}^1\times {\mathrm{4817}}^1$

素因数の和:5278

約数の個数: 80

約数和(自身を含む): 41294499840

約数和(自身を除く): 22136944016

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 59, 88, 118, 176, 236, 383, 472, 649, 766, 944, 1298, 1532, 2596, 3064, 4213, 4817, 5192, 6128, 8426, 9634, 10384, 16852, 19268, 22597, 33704, 38536, 45194, 52987, 67408, 77072, 90388, 105974, 180776, 211948, 248567, 284203, 361552, 423896, 497134, 568406, 847792, 994268, 1136812, 1844911, 1988536, 2273624, 3126233, 3689822, 3977072, 4547248, 6252466, 7379644, 12504932, 14759288, 20294021, 25009864, 29518576, 40588042, 50019728, 81176084, 108849749, 162352168, 217699498, 324704336, 435398996, 870797992, 1197347239, 1741595984, 2394694478, 4789388956, 9578777912, 19157555824]

約数ペア:

[(1, 19157555824), (2, 9578777912), (4, 4789388956), (8, 2394694478), (11, 1741595984), (16, 1197347239), (22, 870797992), (44, 435398996), (59, 324704336), (88, 217699498), (118, 162352168), (176, 108849749), (236, 81176084), (383, 50019728), (472, 40588042), (649, 29518576), (766, 25009864), (944, 20294021), (1298, 14759288), (1532, 12504932), (2596, 7379644), (3064, 6252466), (4213, 4547248), (4817, 3977072), (5192, 3689822), (6128, 3126233), (8426, 2273624), (9634, 1988536), (10384, 1844911), (16852, 1136812), (19268, 994268), (22597, 847792), (33704, 568406), (38536, 497134), (45194, 423896), (52987, 361552), (67408, 284203), (77072, 248567), (90388, 211948), (105974, 180776)]