18964232

素因数分解:

$2^3\times 7^1\times {\mathrm{73}}^1\times {\mathrm{4639}}^1$

素因数の和:4725

約数の個数: 32

約数和(自身を含む): 41203200

約数和(自身を除く): 22238968

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 73, 146, 292, 511, 584, 1022, 2044, 4088, 4639, 9278, 18556, 32473, 37112, 64946, 129892, 259784, 338647, 677294, 1354588, 2370529, 2709176, 4741058, 9482116, 18964232]

約数ペア:

[(1, 18964232), (2, 9482116), (4, 4741058), (7, 2709176), (8, 2370529), (14, 1354588), (28, 677294), (56, 338647), (73, 259784), (146, 129892), (292, 64946), (511, 37112), (584, 32473), (1022, 18556), (2044, 9278), (4088, 4639)]