18953595

素因数分解:

$3^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{883}}^1$

素因数の和:953

約数の個数: 40

約数和(自身を含む): 34656336

約数和(自身を除く): 15702741

約数列:

[1, 3, 5, 9, 15, 27, 45, 53, 81, 135, 159, 265, 405, 477, 795, 883, 1431, 2385, 2649, 4293, 4415, 7155, 7947, 13245, 21465, 23841, 39735, 46799, 71523, 119205, 140397, 233995, 357615, 421191, 701985, 1263573, 2105955, 3790719, 6317865, 18953595]

約数ペア:

[(1, 18953595), (3, 6317865), (5, 3790719), (9, 2105955), (15, 1263573), (27, 701985), (45, 421191), (53, 357615), (81, 233995), (135, 140397), (159, 119205), (265, 71523), (405, 46799), (477, 39735), (795, 23841), (883, 21465), (1431, 13245), (2385, 7947), (2649, 7155), (4293, 4415)]