19647512

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{1979}}^1$

素因数の和:2075

約数の個数: 32

約数和(自身を含む): 39560400

約数和(自身を除く): 19912888

約数列:

[1, 2, 4, 8, 17, 34, 68, 73, 136, 146, 292, 584, 1241, 1979, 2482, 3958, 4964, 7916, 9928, 15832, 33643, 67286, 134572, 144467, 269144, 288934, 577868, 1155736, 2455939, 4911878, 9823756, 19647512]

約数ペア:

[(1, 19647512), (2, 9823756), (4, 4911878), (8, 2455939), (17, 1155736), (34, 577868), (68, 288934), (73, 269144), (136, 144467), (146, 134572), (292, 67286), (584, 33643), (1241, 15832), (1979, 9928), (2482, 7916), (3958, 4964)]