18859140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{104773}}^1$

素因数の和:104788

約数の個数: 36

約数和(自身を含む): 57206604

約数和(自身を除く): 38347464

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 104773, 209546, 314319, 419092, 523865, 628638, 942957, 1047730, 1257276, 1571595, 1885914, 2095460, 3143190, 3771828, 4714785, 6286380, 9429570, 18859140]

約数ペア:

[(1, 18859140), (2, 9429570), (3, 6286380), (4, 4714785), (5, 3771828), (6, 3143190), (9, 2095460), (10, 1885914), (12, 1571595), (15, 1257276), (18, 1047730), (20, 942957), (30, 628638), (36, 523865), (45, 419092), (60, 314319), (90, 209546), (180, 104773)]