20188477624

素因数分解:

$2^3\times 7^1\times {\mathrm{73}}^1\times {\mathrm{4938473}}^1$

素因数の和:4938559

約数の個数: 32

約数和(自身を含む): 43853649120

約数和(自身を除く): 23665171496

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 73, 146, 292, 511, 584, 1022, 2044, 4088, 4938473, 9876946, 19753892, 34569311, 39507784, 69138622, 138277244, 276554488, 360508529, 721017058, 1442034116, 2523559703, 2884068232, 5047119406, 10094238812, 20188477624]

約数ペア:

[(1, 20188477624), (2, 10094238812), (4, 5047119406), (7, 2884068232), (8, 2523559703), (14, 1442034116), (28, 721017058), (56, 360508529), (73, 276554488), (146, 138277244), (292, 69138622), (511, 39507784), (584, 34569311), (1022, 19753892), (2044, 9876946), (4088, 4938473)]