18792758

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{4969}}^1$

素因数の和:5063

約数の個数: 16

約数和(自身を含む): 29581440

約数和(自身を除く): 10788682

約数列:

[1, 2, 31, 61, 62, 122, 1891, 3782, 4969, 9938, 154039, 303109, 308078, 606218, 9396379, 18792758]

約数ペア:

[(1, 18792758), (2, 9396379), (31, 606218), (61, 308078), (62, 303109), (122, 154039), (1891, 9938), (3782, 4969)]