20077518728

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{54877}}^1$

素因数の和:55014

約数の個数: 64

約数和(自身を含む): 41487768000

約数和(自身を除く): 21410249272

約数列:

[1, 2, 4, 8, 19, 29, 38, 58, 76, 83, 116, 152, 166, 232, 332, 551, 664, 1102, 1577, 2204, 2407, 3154, 4408, 4814, 6308, 9628, 12616, 19256, 45733, 54877, 91466, 109754, 182932, 219508, 365864, 439016, 1042663, 1591433, 2085326, 3182866, 4170652, 4554791, 6365732, 8341304, 9109582, 12731464, 18219164, 30237227, 36438328, 60474454, 86541029, 120948908, 132088939, 173082058, 241897816, 264177878, 346164116, 528355756, 692328232, 1056711512, 2509689841, 5019379682, 10038759364, 20077518728]

約数ペア:

[(1, 20077518728), (2, 10038759364), (4, 5019379682), (8, 2509689841), (19, 1056711512), (29, 692328232), (38, 528355756), (58, 346164116), (76, 264177878), (83, 241897816), (116, 173082058), (152, 132088939), (166, 120948908), (232, 86541029), (332, 60474454), (551, 36438328), (664, 30237227), (1102, 18219164), (1577, 12731464), (2204, 9109582), (2407, 8341304), (3154, 6365732), (4408, 4554791), (4814, 4170652), (6308, 3182866), (9628, 2085326), (12616, 1591433), (19256, 1042663), (45733, 439016), (54877, 365864), (91466, 219508), (109754, 182932)]