40041778

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{150533}}^1$

素因数の和:150561

約数の個数: 16

約数和(自身を含む): 72256320

約数和(自身を除く): 32214542

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 150533, 301066, 1053731, 2107462, 2860127, 5720254, 20020889, 40041778]

約数ペア:

[(1, 40041778), (2, 20020889), (7, 5720254), (14, 2860127), (19, 2107462), (38, 1053731), (133, 301066), (266, 150533)]