20261343

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{463}}^1\times {\mathrm{503}}^1$

素因数の和:998

約数の個数: 16

約数和(自身を含む): 28062720

約数和(自身を除く): 7801377

約数列:

[1, 3, 29, 87, 463, 503, 1389, 1509, 13427, 14587, 40281, 43761, 232889, 698667, 6753781, 20261343]

約数ペア:

[(1, 20261343), (3, 6753781), (29, 698667), (87, 232889), (463, 43761), (503, 40281), (1389, 14587), (1509, 13427)]