20274735

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{601}}^1$

素因数の和:795

約数の個数: 32

約数和(自身を含む): 35195328

約数和(自身を除く): 14920593

約数列:

[1, 3, 5, 13, 15, 39, 65, 173, 195, 519, 601, 865, 1803, 2249, 2595, 3005, 6747, 7813, 9015, 11245, 23439, 33735, 39065, 103973, 117195, 311919, 519865, 1351649, 1559595, 4054947, 6758245, 20274735]

約数ペア:

[(1, 20274735), (3, 6758245), (5, 4054947), (13, 1559595), (15, 1351649), (39, 519865), (65, 311919), (173, 117195), (195, 103973), (519, 39065), (601, 33735), (865, 23439), (1803, 11245), (2249, 9015), (2595, 7813), (3005, 6747)]