19537708

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{157}}^1\times {\mathrm{587}}^1$

素因数の和:801

約数の個数: 24

約数和(自身を含む): 35117712

約数和(自身を除く): 15580004

約数列:

[1, 2, 4, 53, 106, 157, 212, 314, 587, 628, 1174, 2348, 8321, 16642, 31111, 33284, 62222, 92159, 124444, 184318, 368636, 4884427, 9768854, 19537708]

約数ペア:

[(1, 19537708), (2, 9768854), (4, 4884427), (53, 368636), (106, 184318), (157, 124444), (212, 92159), (314, 62222), (587, 33284), (628, 31111), (1174, 16642), (2348, 8321)]