18808380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{104491}}^1$

素因数の和:104506

約数の個数: 36

約数和(自身を含む): 57052632

約数和(自身を除く): 38244252

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 104491, 208982, 313473, 417964, 522455, 626946, 940419, 1044910, 1253892, 1567365, 1880838, 2089820, 3134730, 3761676, 4702095, 6269460, 9404190, 18808380]

約数ペア:

[(1, 18808380), (2, 9404190), (3, 6269460), (4, 4702095), (5, 3761676), (6, 3134730), (9, 2089820), (10, 1880838), (12, 1567365), (15, 1253892), (18, 1044910), (20, 940419), (30, 626946), (36, 522455), (45, 417964), (60, 313473), (90, 208982), (180, 104491)]