213873136

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{581177}}^1$

素因数の和:581208

約数の個数: 20

約数和(自身を含む): 432396432

約数和(自身を除く): 218523296

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 581177, 1162354, 2324708, 4649416, 9298832, 13367071, 26734142, 53468284, 106936568, 213873136]

約数ペア:

[(1, 213873136), (2, 106936568), (4, 53468284), (8, 26734142), (16, 13367071), (23, 9298832), (46, 4649416), (92, 2324708), (184, 1162354), (368, 581177)]