1311339910

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{6901789}}^1$

素因数の和:6901815

約数の個数: 16

約数和(自身を含む): 2484644400

約数和(自身を除く): 1173304490

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 6901789, 13803578, 34508945, 69017890, 131133991, 262267982, 655669955, 1311339910]

約数ペア:

[(1, 1311339910), (2, 655669955), (5, 262267982), (10, 131133991), (19, 69017890), (38, 34508945), (95, 13803578), (190, 6901789)]