20199696752

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{74263591}}^1$

素因数の和:74263616

約数の個数: 20

約数和(自身を含む): 41439084336

約数和(自身を除く): 21239387584

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 74263591, 148527182, 297054364, 594108728, 1188217456, 1262481047, 2524962094, 5049924188, 10099848376, 20199696752]

約数ペア:

[(1, 20199696752), (2, 10099848376), (4, 5049924188), (8, 2524962094), (16, 1262481047), (17, 1188217456), (34, 594108728), (68, 297054364), (136, 148527182), (272, 74263591)]