20237515472

素因数分解:

$2^4\times {\mathrm{977}}^1\times {\mathrm{1294621}}^1$

素因数の和:1295606

約数の個数: 20

約数和(自身を含む): 39250349796

約数和(自身を除く): 19012834324

約数列:

[1, 2, 4, 8, 16, 977, 1954, 3908, 7816, 15632, 1294621, 2589242, 5178484, 10356968, 20713936, 1264844717, 2529689434, 5059378868, 10118757736, 20237515472]

約数ペア:

[(1, 20237515472), (2, 10118757736), (4, 5059378868), (8, 2529689434), (16, 1264844717), (977, 20713936), (1954, 10356968), (3908, 5178484), (7816, 2589242), (15632, 1294621)]