20123808426

素因数分解:

$2^1\times 3^3\times {\mathrm{1297}}^1\times {\mathrm{287327}}^1$

素因数の和:288635

約数の個数: 32

約数和(自身を含む): 44754209280

約数和(自身を除く): 24630400854

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 1297, 2594, 3891, 7782, 11673, 23346, 35019, 70038, 287327, 574654, 861981, 1723962, 2585943, 5171886, 7757829, 15515658, 372663119, 745326238, 1117989357, 2235978714, 3353968071, 6707936142, 10061904213, 20123808426]

約数ペア:

[(1, 20123808426), (2, 10061904213), (3, 6707936142), (6, 3353968071), (9, 2235978714), (18, 1117989357), (27, 745326238), (54, 372663119), (1297, 15515658), (2594, 7757829), (3891, 5171886), (7782, 2585943), (11673, 1723962), (23346, 861981), (35019, 574654), (70038, 287327)]