39971608

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{1993}}^1$

素因数の和:2131

約数の個数: 32

約数和(自身を含む): 78962400

約数和(自身を除く): 38990792

約数列:

[1, 2, 4, 8, 23, 46, 92, 109, 184, 218, 436, 872, 1993, 2507, 3986, 5014, 7972, 10028, 15944, 20056, 45839, 91678, 183356, 217237, 366712, 434474, 868948, 1737896, 4996451, 9992902, 19985804, 39971608]

約数ペア:

[(1, 39971608), (2, 19985804), (4, 9992902), (8, 4996451), (23, 1737896), (46, 868948), (92, 434474), (109, 366712), (184, 217237), (218, 183356), (436, 91678), (872, 45839), (1993, 20056), (2507, 15944), (3986, 10028), (5014, 7972)]