20707206

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{5009}}^1$

素因数の和:5080

約数の個数: 32

約数和(自身を含む): 45450720

約数和(自身を除く): 24743514

約数列:

[1, 2, 3, 6, 13, 26, 39, 53, 78, 106, 159, 318, 689, 1378, 2067, 4134, 5009, 10018, 15027, 30054, 65117, 130234, 195351, 265477, 390702, 530954, 796431, 1592862, 3451201, 6902402, 10353603, 20707206]

約数ペア:

[(1, 20707206), (2, 10353603), (3, 6902402), (6, 3451201), (13, 1592862), (26, 796431), (39, 530954), (53, 390702), (78, 265477), (106, 195351), (159, 130234), (318, 65117), (689, 30054), (1378, 15027), (2067, 10018), (4134, 5009)]