20387895359

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{227}}^1\times {\mathrm{2293}}^1$

素因数の和:2687

約数の個数: 32

約数和(自身を含む): 23197515264

約数和(自身を除く): 2809619905

約数列:

[1, 13, 23, 131, 227, 299, 1703, 2293, 2951, 3013, 5221, 29737, 29809, 39169, 52739, 67873, 300383, 386581, 520511, 683951, 685607, 3904979, 6766643, 6908809, 8891363, 11971753, 68186941, 89814517, 155632789, 886430233, 1568299643, 20387895359]

約数ペア:

[(1, 20387895359), (13, 1568299643), (23, 886430233), (131, 155632789), (227, 89814517), (299, 68186941), (1703, 11971753), (2293, 8891363), (2951, 6908809), (3013, 6766643), (5221, 3904979), (29737, 685607), (29809, 683951), (39169, 520511), (52739, 386581), (67873, 300383)]