621530128

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{2044507}}^1$

素因数の和:2044534

約数の個数: 20

約数和(自身を含む): 1267594960

約数和(自身を除く): 646064832

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 2044507, 4089014, 8178028, 16356056, 32712112, 38845633, 77691266, 155382532, 310765064, 621530128]

約数ペア:

[(1, 621530128), (2, 310765064), (4, 155382532), (8, 77691266), (16, 38845633), (19, 32712112), (38, 16356056), (76, 8178028), (152, 4089014), (304, 2044507)]