18261390

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{86959}}^1$

素因数の和:86976

約数の個数: 32

約数和(自身を含む): 50088960

約数和(自身を除く): 31827570

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 86959, 173918, 260877, 434795, 521754, 608713, 869590, 1217426, 1304385, 1826139, 2608770, 3043565, 3652278, 6087130, 9130695, 18261390]

約数ペア:

[(1, 18261390), (2, 9130695), (3, 6087130), (5, 3652278), (6, 3043565), (7, 2608770), (10, 1826139), (14, 1304385), (15, 1217426), (21, 869590), (30, 608713), (35, 521754), (42, 434795), (70, 260877), (105, 173918), (210, 86959)]