201691408

素因数分解:

$2^4\times {\mathrm{73}}^1\times {\mathrm{172681}}^1$

素因数の和:172762

約数の個数: 20

約数和(自身を含む): 396132508

約数和(自身を除く): 194441100

約数列:

[1, 2, 4, 8, 16, 73, 146, 292, 584, 1168, 172681, 345362, 690724, 1381448, 2762896, 12605713, 25211426, 50422852, 100845704, 201691408]

約数ペア:

[(1, 201691408), (2, 100845704), (4, 50422852), (8, 25211426), (16, 12605713), (73, 2762896), (146, 1381448), (292, 690724), (584, 345362), (1168, 172681)]