18866476

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{233}}^1\times {\mathrm{653}}^1$

素因数の和:921

約数の個数: 24

約数和(自身を含む): 34280064

約数和(自身を除く): 15413588

約数列:

[1, 2, 4, 31, 62, 124, 233, 466, 653, 932, 1306, 2612, 7223, 14446, 20243, 28892, 40486, 80972, 152149, 304298, 608596, 4716619, 9433238, 18866476]

約数ペア:

[(1, 18866476), (2, 9433238), (4, 4716619), (31, 608596), (62, 304298), (124, 152149), (233, 80972), (466, 40486), (653, 28892), (932, 20243), (1306, 14446), (2612, 7223)]