19998834

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{2203}}^1$

素因数の和:2314

約数の個数: 32

約数和(自身を含む): 42845760

約数和(自身を除く): 22846926

約数列:

[1, 2, 3, 6, 17, 34, 51, 89, 102, 178, 267, 534, 1513, 2203, 3026, 4406, 4539, 6609, 9078, 13218, 37451, 74902, 112353, 196067, 224706, 392134, 588201, 1176402, 3333139, 6666278, 9999417, 19998834]

約数ペア:

[(1, 19998834), (2, 9999417), (3, 6666278), (6, 3333139), (17, 1176402), (34, 588201), (51, 392134), (89, 224706), (102, 196067), (178, 112353), (267, 74902), (534, 37451), (1513, 13218), (2203, 9078), (3026, 6609), (4406, 4539)]