19215441

素因数分解:

$3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{5351}}^1$

素因数の和:5386

約数の個数: 32

約数和(自身を含む): 34252800

約数和(自身を除く): 15037359

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 133, 171, 189, 399, 513, 1197, 3591, 5351, 16053, 37457, 48159, 101669, 112371, 144477, 305007, 337113, 711683, 915021, 1011339, 2135049, 2745063, 6405147, 19215441]

約数ペア:

[(1, 19215441), (3, 6405147), (7, 2745063), (9, 2135049), (19, 1011339), (21, 915021), (27, 711683), (57, 337113), (63, 305007), (133, 144477), (171, 112371), (189, 101669), (399, 48159), (513, 37457), (1197, 16053), (3591, 5351)]