20254798

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{113}}^1$

素因数の和:276

約数の個数: 32

約数和(自身を含む): 33242400

約数和(自身を除く): 12987602

約数列:

[1, 2, 19, 38, 53, 89, 106, 113, 178, 226, 1007, 1691, 2014, 2147, 3382, 4294, 4717, 5989, 9434, 10057, 11978, 20114, 89623, 113791, 179246, 191083, 227582, 382166, 533021, 1066042, 10127399, 20254798]

約数ペア:

[(1, 20254798), (2, 10127399), (19, 1066042), (38, 533021), (53, 382166), (89, 227582), (106, 191083), (113, 179246), (178, 113791), (226, 89623), (1007, 20114), (1691, 11978), (2014, 10057), (2147, 9434), (3382, 5989), (4294, 4717)]