20122448199

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{50432201}}^1$

素因数の和:50432230

約数の個数: 16

約数和(自身を含む): 32276609280

約数和(自身を除く): 12154161081

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 50432201, 151296603, 353025407, 958211819, 1059076221, 2874635457, 6707482733, 20122448199]

約数ペア:

[(1, 20122448199), (3, 6707482733), (7, 2874635457), (19, 1059076221), (21, 958211819), (57, 353025407), (133, 151296603), (399, 50432201)]