201990513042

素因数分解:

$2^1\times 3^2\times {\mathrm{223}}^1\times {\mathrm{563}}^1\times {\mathrm{89381}}^1$

素因数の和:90175

約数の個数: 48

約数和(自身を含む): 440394409728

約数和(自身を除く): 238403896686

約数列:

[1, 2, 3, 6, 9, 18, 223, 446, 563, 669, 1126, 1338, 1689, 2007, 3378, 4014, 5067, 10134, 89381, 125549, 178762, 251098, 268143, 376647, 536286, 753294, 804429, 1129941, 1608858, 2259882, 19931963, 39863926, 50321503, 59795889, 100643006, 119591778, 150964509, 179387667, 301929018, 358775334, 452893527, 905787054, 11221695169, 22443390338, 33665085507, 67330171014, 100995256521, 201990513042]

約数ペア:

[(1, 201990513042), (2, 100995256521), (3, 67330171014), (6, 33665085507), (9, 22443390338), (18, 11221695169), (223, 905787054), (446, 452893527), (563, 358775334), (669, 301929018), (1126, 179387667), (1338, 150964509), (1689, 119591778), (2007, 100643006), (3378, 59795889), (4014, 50321503), (5067, 39863926), (10134, 19931963), (89381, 2259882), (125549, 1608858), (178762, 1129941), (251098, 804429), (268143, 753294), (376647, 536286)]