20080321936

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{227}}^1\times {\mathrm{325219}}^1$

素因数の和:325471

約数の個数: 40

約数和(自身を含む): 41375789280

約数和(自身を除く): 21295467344

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 227, 272, 454, 908, 1816, 3632, 3859, 7718, 15436, 30872, 61744, 325219, 650438, 1300876, 2601752, 5203504, 5528723, 11057446, 22114892, 44229784, 73824713, 88459568, 147649426, 295298852, 590597704, 1181195408, 1255020121, 2510040242, 5020080484, 10040160968, 20080321936]

約数ペア:

[(1, 20080321936), (2, 10040160968), (4, 5020080484), (8, 2510040242), (16, 1255020121), (17, 1181195408), (34, 590597704), (68, 295298852), (136, 147649426), (227, 88459568), (272, 73824713), (454, 44229784), (908, 22114892), (1816, 11057446), (3632, 5528723), (3859, 5203504), (7718, 2601752), (15436, 1300876), (30872, 650438), (61744, 325219)]