20011926

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{9781}}^1$

素因数の和:9828

約数の個数: 32

約数和(自身を含む): 45075456

約数和(自身を除く): 25063530

約数列:

[1, 2, 3, 6, 11, 22, 31, 33, 62, 66, 93, 186, 341, 682, 1023, 2046, 9781, 19562, 29343, 58686, 107591, 215182, 303211, 322773, 606422, 645546, 909633, 1819266, 3335321, 6670642, 10005963, 20011926]

約数ペア:

[(1, 20011926), (2, 10005963), (3, 6670642), (6, 3335321), (11, 1819266), (22, 909633), (31, 645546), (33, 606422), (62, 322773), (66, 303211), (93, 215182), (186, 107591), (341, 58686), (682, 29343), (1023, 19562), (2046, 9781)]