20899291284

素因数分解:

$2^2\times 3^2\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{209353}}^1$

素因数の和:209469

約数の個数: 72

約数和(自身を含む): 54867496320

約数和(自身を除く): 33968205036

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 47, 59, 94, 118, 141, 177, 188, 236, 282, 354, 423, 531, 564, 708, 846, 1062, 1692, 2124, 2773, 5546, 8319, 11092, 16638, 24957, 33276, 49914, 99828, 209353, 418706, 628059, 837412, 1256118, 1884177, 2512236, 3768354, 7536708, 9839591, 12351827, 19679182, 24703654, 29518773, 37055481, 39358364, 49407308, 59037546, 74110962, 88556319, 111166443, 118075092, 148221924, 177112638, 222332886, 354225276, 444665772, 580535869, 1161071738, 1741607607, 2322143476, 3483215214, 5224822821, 6966430428, 10449645642, 20899291284]

約数ペア:

[(1, 20899291284), (2, 10449645642), (3, 6966430428), (4, 5224822821), (6, 3483215214), (9, 2322143476), (12, 1741607607), (18, 1161071738), (36, 580535869), (47, 444665772), (59, 354225276), (94, 222332886), (118, 177112638), (141, 148221924), (177, 118075092), (188, 111166443), (236, 88556319), (282, 74110962), (354, 59037546), (423, 49407308), (531, 39358364), (564, 37055481), (708, 29518773), (846, 24703654), (1062, 19679182), (1692, 12351827), (2124, 9839591), (2773, 7536708), (5546, 3768354), (8319, 2512236), (11092, 1884177), (16638, 1256118), (24957, 837412), (33276, 628059), (49914, 418706), (99828, 209353)]