26639132

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{157}}^1\times {\mathrm{251}}^1$

素因数の和:438

約数の個数: 36

約数和(自身を含む): 51004296

約数和(自身を除く): 24365164

約数列:

[1, 2, 4, 13, 26, 52, 157, 169, 251, 314, 338, 502, 628, 676, 1004, 2041, 3263, 4082, 6526, 8164, 13052, 26533, 39407, 42419, 53066, 78814, 84838, 106132, 157628, 169676, 512291, 1024582, 2049164, 6659783, 13319566, 26639132]

約数ペア:

[(1, 26639132), (2, 13319566), (4, 6659783), (13, 2049164), (26, 1024582), (52, 512291), (157, 169676), (169, 157628), (251, 106132), (314, 84838), (338, 78814), (502, 53066), (628, 42419), (676, 39407), (1004, 26533), (2041, 13052), (3263, 8164), (4082, 6526)]