19507976

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{191}}^1\times {\mathrm{751}}^1$

素因数の和:965

約数の個数: 32

約数和(自身を含む): 38983680

約数和(自身を除く): 19475704

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 191, 382, 751, 764, 1502, 1528, 3004, 3247, 6008, 6494, 12767, 12988, 25534, 25976, 51068, 102136, 143441, 286882, 573764, 1147528, 2438497, 4876994, 9753988, 19507976]

約数ペア:

[(1, 19507976), (2, 9753988), (4, 4876994), (8, 2438497), (17, 1147528), (34, 573764), (68, 286882), (136, 143441), (191, 102136), (382, 51068), (751, 25976), (764, 25534), (1502, 12988), (1528, 12767), (3004, 6494), (3247, 6008)]