2196976

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{2251}}^1$

素因数の和:2320

約数の個数: 20

約数和(自身を含む): 4328344

約数和(自身を除く): 2131368

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 2251, 4502, 9004, 18008, 36016, 137311, 274622, 549244, 1098488, 2196976]

約数ペア:

[(1, 2196976), (2, 1098488), (4, 549244), (8, 274622), (16, 137311), (61, 36016), (122, 18008), (244, 9004), (488, 4502), (976, 2251)]