20853295

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{1217}}^1$

素因数の和:1394

約数の個数: 16

約数和(自身を含む): 26308800

約数和(自身を除く): 5455505

約数列:

[1, 5, 23, 115, 149, 745, 1217, 3427, 6085, 17135, 27991, 139955, 181333, 906665, 4170659, 20853295]

約数ペア:

[(1, 20853295), (5, 4170659), (23, 906665), (115, 181333), (149, 139955), (745, 27991), (1217, 17135), (3427, 6085)]