19531364

素因数分解:

$2^2\times {\mathrm{31}}^2\times {\mathrm{5081}}^1$

素因数の和:5147

約数の個数: 18

約数和(自身を含む): 35324982

約数和(自身を除く): 15793618

約数列:

[1, 2, 4, 31, 62, 124, 961, 1922, 3844, 5081, 10162, 20324, 157511, 315022, 630044, 4882841, 9765682, 19531364]

約数ペア:

[(1, 19531364), (2, 9765682), (4, 4882841), (31, 630044), (62, 315022), (124, 157511), (961, 20324), (1922, 10162), (3844, 5081)]