18361976

素因数分解:

$2^3\times {\mathrm{61}}^1\times {\mathrm{191}}^1\times {\mathrm{197}}^1$

素因数の和:455

約数の個数: 32

約数和(自身を含む): 35354880

約数和(自身を除く): 16992904

約数列:

[1, 2, 4, 8, 61, 122, 191, 197, 244, 382, 394, 488, 764, 788, 1528, 1576, 11651, 12017, 23302, 24034, 37627, 46604, 48068, 75254, 93208, 96136, 150508, 301016, 2295247, 4590494, 9180988, 18361976]

約数ペア:

[(1, 18361976), (2, 9180988), (4, 4590494), (8, 2295247), (61, 301016), (122, 150508), (191, 96136), (197, 93208), (244, 75254), (382, 48068), (394, 46604), (488, 37627), (764, 24034), (788, 23302), (1528, 12017), (1576, 11651)]