20778330

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{6473}}^1$

素因数の和:6590

約数の個数: 32

約数和(自身を含む): 50341824

約数和(自身を除く): 29563494

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 107, 214, 321, 535, 642, 1070, 1605, 3210, 6473, 12946, 19419, 32365, 38838, 64730, 97095, 194190, 692611, 1385222, 2077833, 3463055, 4155666, 6926110, 10389165, 20778330]

約数ペア:

[(1, 20778330), (2, 10389165), (3, 6926110), (5, 4155666), (6, 3463055), (10, 2077833), (15, 1385222), (30, 692611), (107, 194190), (214, 97095), (321, 64730), (535, 38838), (642, 32365), (1070, 19419), (1605, 12946), (3210, 6473)]