39969982

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{21059}}^1$

素因数の和:21147

約数の個数: 16

約数和(自身を含む): 65454480

約数和(自身を除く): 25484498

約数列:

[1, 2, 13, 26, 73, 146, 949, 1898, 21059, 42118, 273767, 547534, 1537307, 3074614, 19984991, 39969982]

約数ペア:

[(1, 39969982), (2, 19984991), (13, 3074614), (26, 1537307), (73, 547534), (146, 273767), (949, 42118), (1898, 21059)]