19913222

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{2699}}^1$

素因数の和:2756

約数の個数: 32

約数和(自身を含む): 37324800

約数和(自身を除く): 17411578

約数列:

[1, 2, 7, 14, 17, 31, 34, 62, 119, 217, 238, 434, 527, 1054, 2699, 3689, 5398, 7378, 18893, 37786, 45883, 83669, 91766, 167338, 321181, 585683, 642362, 1171366, 1422373, 2844746, 9956611, 19913222]

約数ペア:

[(1, 19913222), (2, 9956611), (7, 2844746), (14, 1422373), (17, 1171366), (31, 642362), (34, 585683), (62, 321181), (119, 167338), (217, 91766), (238, 83669), (434, 45883), (527, 37786), (1054, 18893), (2699, 7378), (3689, 5398)]