18770745

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{3373}}^1$

素因数の和:3441

約数の個数: 32

約数和(自身を含む): 34981632

約数和(自身を除く): 16210887

約数列:

[1, 3, 5, 7, 15, 21, 35, 53, 105, 159, 265, 371, 795, 1113, 1855, 3373, 5565, 10119, 16865, 23611, 50595, 70833, 118055, 178769, 354165, 536307, 893845, 1251383, 2681535, 3754149, 6256915, 18770745]

約数ペア:

[(1, 18770745), (3, 6256915), (5, 3754149), (7, 2681535), (15, 1251383), (21, 893845), (35, 536307), (53, 354165), (105, 178769), (159, 118055), (265, 70833), (371, 50595), (795, 23611), (1113, 16865), (1855, 10119), (3373, 5565)]