20346022168

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{1039}}^1\times {\mathrm{128831}}^1$

素因数の和:129895

約数の個数: 32

約数和(自身を含む): 40195584000

約数和(自身を除く): 19849561832

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 1039, 2078, 4156, 8312, 19741, 39482, 78964, 128831, 157928, 257662, 515324, 1030648, 2447789, 4895578, 9791156, 19582312, 133855409, 267710818, 535421636, 1070843272, 2543252771, 5086505542, 10173011084, 20346022168]

約数ペア:

[(1, 20346022168), (2, 10173011084), (4, 5086505542), (8, 2543252771), (19, 1070843272), (38, 535421636), (76, 267710818), (152, 133855409), (1039, 19582312), (2078, 9791156), (4156, 4895578), (8312, 2447789), (19741, 1030648), (39482, 515324), (78964, 257662), (128831, 157928)]