18086940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{100483}}^1$

素因数の和:100498

約数の個数: 36

約数和(自身を含む): 54864264

約数和(自身を除く): 36777324

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 100483, 200966, 301449, 401932, 502415, 602898, 904347, 1004830, 1205796, 1507245, 1808694, 2009660, 3014490, 3617388, 4521735, 6028980, 9043470, 18086940]

約数ペア:

[(1, 18086940), (2, 9043470), (3, 6028980), (4, 4521735), (5, 3617388), (6, 3014490), (9, 2009660), (10, 1808694), (12, 1507245), (15, 1205796), (18, 1004830), (20, 904347), (30, 602898), (36, 502415), (45, 401932), (60, 301449), (90, 200966), (180, 100483)]