18711350

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{193}}^1\times {\mathrm{277}}^1$

素因数の和:489

約数の個数: 48

約数和(自身を含む): 40125408

約数和(自身を除く): 21414058

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 175, 193, 277, 350, 386, 554, 965, 1351, 1385, 1930, 1939, 2702, 2770, 3878, 4825, 6755, 6925, 9650, 9695, 13510, 13850, 19390, 33775, 48475, 53461, 67550, 96950, 106922, 267305, 374227, 534610, 748454, 1336525, 1871135, 2673050, 3742270, 9355675, 18711350]

約数ペア:

[(1, 18711350), (2, 9355675), (5, 3742270), (7, 2673050), (10, 1871135), (14, 1336525), (25, 748454), (35, 534610), (50, 374227), (70, 267305), (175, 106922), (193, 96950), (277, 67550), (350, 53461), (386, 48475), (554, 33775), (965, 19390), (1351, 13850), (1385, 13510), (1930, 9695), (1939, 9650), (2702, 6925), (2770, 6755), (3878, 4825)]