20187928745

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{251}}^1\times {\mathrm{374093}}^1$

素因数の和:374392

約数の個数: 16

約数和(自身を含む): 24887725632

約数和(自身を除く): 4699796887

約数列:

[1, 5, 43, 215, 251, 1255, 10793, 53965, 374093, 1870465, 16085999, 80429995, 93897343, 469486715, 4037585749, 20187928745]

約数ペア:

[(1, 20187928745), (5, 4037585749), (43, 469486715), (215, 93897343), (251, 80429995), (1255, 16085999), (10793, 1870465), (53965, 374093)]