19172270

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{1061}}^1$

素因数の和:1220

約数の個数: 32

約数和(自身を含む): 37467360

約数和(自身を除く): 18295090

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 139, 278, 695, 1061, 1390, 1807, 2122, 3614, 5305, 9035, 10610, 13793, 18070, 27586, 68965, 137930, 147479, 294958, 737395, 1474790, 1917227, 3834454, 9586135, 19172270]

約数ペア:

[(1, 19172270), (2, 9586135), (5, 3834454), (10, 1917227), (13, 1474790), (26, 737395), (65, 294958), (130, 147479), (139, 137930), (278, 68965), (695, 27586), (1061, 18070), (1390, 13793), (1807, 10610), (2122, 9035), (3614, 5305)]