2019920650875

素因数分解:

$3^2\times 5^3\times {\mathrm{47}}^1\times {\mathrm{38201809}}^1$

素因数の和:38201877

約数の個数: 48

約数和(自身を含む): 3718716992640

約数和(自身を除く): 1698796341765

約数列:

[1, 3, 5, 9, 15, 25, 45, 47, 75, 125, 141, 225, 235, 375, 423, 705, 1125, 1175, 2115, 3525, 5875, 10575, 17625, 52875, 38201809, 114605427, 191009045, 343816281, 573027135, 955045225, 1719081405, 1795485023, 2865135675, 4775226125, 5386455069, 8595407025, 8977425115, 14325678375, 16159365207, 26932275345, 42977035125, 44887125575, 80796826035, 134661376725, 224435627875, 403984130175, 673306883625, 2019920650875]

約数ペア:

[(1, 2019920650875), (3, 673306883625), (5, 403984130175), (9, 224435627875), (15, 134661376725), (25, 80796826035), (45, 44887125575), (47, 42977035125), (75, 26932275345), (125, 16159365207), (141, 14325678375), (225, 8977425115), (235, 8595407025), (375, 5386455069), (423, 4775226125), (705, 2865135675), (1125, 1795485023), (1175, 1719081405), (2115, 955045225), (3525, 573027135), (5875, 343816281), (10575, 191009045), (17625, 114605427), (52875, 38201809)]