18780104

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19727}}^1$

素因数の和:19757

約数の個数: 32

約数和(自身を含む): 42612480

約数和(自身を除く): 23832376

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 56, 68, 119, 136, 238, 476, 952, 19727, 39454, 78908, 138089, 157816, 276178, 335359, 552356, 670718, 1104712, 1341436, 2347513, 2682872, 4695026, 9390052, 18780104]

約数ペア:

[(1, 18780104), (2, 9390052), (4, 4695026), (7, 2682872), (8, 2347513), (14, 1341436), (17, 1104712), (28, 670718), (34, 552356), (56, 335359), (68, 276178), (119, 157816), (136, 138089), (238, 78908), (476, 39454), (952, 19727)]