18263210

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{1877}}^1$

素因数の和:2030

約数の個数: 32

約数和(自身を含む): 37860480

約数和(自身を除く): 19597270

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 139, 278, 695, 973, 1390, 1877, 1946, 3754, 4865, 9385, 9730, 13139, 18770, 26278, 65695, 131390, 260903, 521806, 1304515, 1826321, 2609030, 3652642, 9131605, 18263210]

約数ペア:

[(1, 18263210), (2, 9131605), (5, 3652642), (7, 2609030), (10, 1826321), (14, 1304515), (35, 521806), (70, 260903), (139, 131390), (278, 65695), (695, 26278), (973, 18770), (1390, 13139), (1877, 9730), (1946, 9385), (3754, 4865)]