20622135

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{509}}^1$

素因数の和:627

約数の個数: 32

約数和(自身を含む): 34418880

約数和(自身を除く): 13796745

約数列:

[1, 3, 5, 15, 37, 73, 111, 185, 219, 365, 509, 555, 1095, 1527, 2545, 2701, 7635, 8103, 13505, 18833, 37157, 40515, 56499, 94165, 111471, 185785, 282495, 557355, 1374809, 4124427, 6874045, 20622135]

約数ペア:

[(1, 20622135), (3, 6874045), (5, 4124427), (15, 1374809), (37, 557355), (73, 282495), (111, 185785), (185, 111471), (219, 94165), (365, 56499), (509, 40515), (555, 37157), (1095, 18833), (1527, 13505), (2545, 8103), (2701, 7635)]