20189802016

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{3469}}^1\times {\mathrm{5867}}^1$

素因数の和:9377

約数の個数: 48

約数和(自身を含む): 41049711360

約数和(自身を除く): 20859909344

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 124, 248, 496, 992, 3469, 5867, 6938, 11734, 13876, 23468, 27752, 46936, 55504, 93872, 107539, 111008, 181877, 187744, 215078, 363754, 430156, 727508, 860312, 1455016, 1720624, 2910032, 3441248, 5820064, 20352623, 40705246, 81410492, 162820984, 325641968, 630931313, 651283936, 1261862626, 2523725252, 5047450504, 10094901008, 20189802016]

約数ペア:

[(1, 20189802016), (2, 10094901008), (4, 5047450504), (8, 2523725252), (16, 1261862626), (31, 651283936), (32, 630931313), (62, 325641968), (124, 162820984), (248, 81410492), (496, 40705246), (992, 20352623), (3469, 5820064), (5867, 3441248), (6938, 2910032), (11734, 1720624), (13876, 1455016), (23468, 860312), (27752, 727508), (46936, 430156), (55504, 363754), (93872, 215078), (107539, 187744), (111008, 181877)]