19720104

素因数分解:

$2^3\times 3^1\times {\mathrm{199}}^1\times {\mathrm{4129}}^1$

素因数の和:4337

約数の個数: 32

約数和(自身を含む): 49560000

約数和(自身を除く): 29839896

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 199, 398, 597, 796, 1194, 1592, 2388, 4129, 4776, 8258, 12387, 16516, 24774, 33032, 49548, 99096, 821671, 1643342, 2465013, 3286684, 4930026, 6573368, 9860052, 19720104]

約数ペア:

[(1, 19720104), (2, 9860052), (3, 6573368), (4, 4930026), (6, 3286684), (8, 2465013), (12, 1643342), (24, 821671), (199, 99096), (398, 49548), (597, 33032), (796, 24774), (1194, 16516), (1592, 12387), (2388, 8258), (4129, 4776)]