19616912

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{10303}}^1$

素因数の和:10335

約数の個数: 40

約数和(自身を含む): 45997056

約数和(自身を除く): 26380144

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 56, 68, 112, 119, 136, 238, 272, 476, 952, 1904, 10303, 20606, 41212, 72121, 82424, 144242, 164848, 175151, 288484, 350302, 576968, 700604, 1153936, 1226057, 1401208, 2452114, 2802416, 4904228, 9808456, 19616912]

約数ペア:

[(1, 19616912), (2, 9808456), (4, 4904228), (7, 2802416), (8, 2452114), (14, 1401208), (16, 1226057), (17, 1153936), (28, 700604), (34, 576968), (56, 350302), (68, 288484), (112, 175151), (119, 164848), (136, 144242), (238, 82424), (272, 72121), (476, 41212), (952, 20606), (1904, 10303)]