201627868

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{863}}^1\times {\mathrm{4493}}^1$

素因数の和:5373

約数の個数: 24

約数和(自身を含む): 380515968

約数和(自身を除く): 178888100

約数列:

[1, 2, 4, 13, 26, 52, 863, 1726, 3452, 4493, 8986, 11219, 17972, 22438, 44876, 58409, 116818, 233636, 3877459, 7754918, 15509836, 50406967, 100813934, 201627868]

約数ペア:

[(1, 201627868), (2, 100813934), (4, 50406967), (13, 15509836), (26, 7754918), (52, 3877459), (863, 233636), (1726, 116818), (3452, 58409), (4493, 44876), (8986, 22438), (11219, 17972)]