20533705

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{6529}}^1$

素因数の和:6588

約数の個数: 16

約数和(自身を含む): 26799120

約数和(自身を除く): 6265415

約数列:

[1, 5, 17, 37, 85, 185, 629, 3145, 6529, 32645, 110993, 241573, 554965, 1207865, 4106741, 20533705]

約数ペア:

[(1, 20533705), (5, 4106741), (17, 1207865), (37, 554965), (85, 241573), (185, 110993), (629, 32645), (3145, 6529)]