19882534

素因数分解:

$2^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{8821}}^1$

素因数の和:8860

約数の個数: 24

約数和(自身を含む): 36205488

約数和(自身を除く): 16322954

約数列:

[1, 2, 7, 14, 23, 46, 49, 98, 161, 322, 1127, 2254, 8821, 17642, 61747, 123494, 202883, 405766, 432229, 864458, 1420181, 2840362, 9941267, 19882534]

約数ペア:

[(1, 19882534), (2, 9941267), (7, 2840362), (14, 1420181), (23, 864458), (46, 432229), (49, 405766), (98, 202883), (161, 123494), (322, 61747), (1127, 17642), (2254, 8821)]