19008304220

素因数分解:

$2^2\times 5^1\times {\mathrm{20407}}^1\times {\mathrm{46573}}^1$

素因数の和:66989

約数の個数: 24

約数和(自身を含む): 39920252064

約数和(自身を除く): 20911947844

約数列:

[1, 2, 4, 5, 10, 20, 20407, 40814, 46573, 81628, 93146, 102035, 186292, 204070, 232865, 408140, 465730, 931460, 950415211, 1900830422, 3801660844, 4752076055, 9504152110, 19008304220]

約数ペア:

[(1, 19008304220), (2, 9504152110), (4, 4752076055), (5, 3801660844), (10, 1900830422), (20, 950415211), (20407, 931460), (40814, 465730), (46573, 408140), (81628, 232865), (93146, 204070), (102035, 186292)]