18439428

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{219517}}^1$

素因数の和:219531

約数の個数: 24

約数和(自身を含む): 49172032

約数和(自身を除く): 30732604

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 219517, 439034, 658551, 878068, 1317102, 1536619, 2634204, 3073238, 4609857, 6146476, 9219714, 18439428]

約数ペア:

[(1, 18439428), (2, 9219714), (3, 6146476), (4, 4609857), (6, 3073238), (7, 2634204), (12, 1536619), (14, 1317102), (21, 878068), (28, 658551), (42, 439034), (84, 219517)]