15990194

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{353}}^1$

素因数の和:466

約数の個数: 32

約数和(自身を含む): 27527040

約数和(自身を除く): 11536846

約数列:

[1, 2, 11, 22, 29, 58, 71, 142, 319, 353, 638, 706, 781, 1562, 2059, 3883, 4118, 7766, 10237, 20474, 22649, 25063, 45298, 50126, 112607, 225214, 275693, 551386, 726827, 1453654, 7995097, 15990194]

約数ペア:

[(1, 15990194), (2, 7995097), (11, 1453654), (22, 726827), (29, 551386), (58, 275693), (71, 225214), (142, 112607), (319, 50126), (353, 45298), (638, 25063), (706, 22649), (781, 20474), (1562, 10237), (2059, 7766), (3883, 4118)]