19637992

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{13127}}^1$

素因数の和:13161

約数の個数: 32

約数和(自身を含む): 42534720

約数和(自身を除く): 22896728

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 44, 68, 88, 136, 187, 374, 748, 1496, 13127, 26254, 52508, 105016, 144397, 223159, 288794, 446318, 577588, 892636, 1155176, 1785272, 2454749, 4909498, 9818996, 19637992]

約数ペア:

[(1, 19637992), (2, 9818996), (4, 4909498), (8, 2454749), (11, 1785272), (17, 1155176), (22, 892636), (34, 577588), (44, 446318), (68, 288794), (88, 223159), (136, 144397), (187, 105016), (374, 52508), (748, 26254), (1496, 13127)]