20853570

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{18787}}^1$

素因数の和:18834

約数の個数: 32

約数和(自身を含む): 51403968

約数和(自身を除く): 30550398

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 37, 74, 111, 185, 222, 370, 555, 1110, 18787, 37574, 56361, 93935, 112722, 187870, 281805, 563610, 695119, 1390238, 2085357, 3475595, 4170714, 6951190, 10426785, 20853570]

約数ペア:

[(1, 20853570), (2, 10426785), (3, 6951190), (5, 4170714), (6, 3475595), (10, 2085357), (15, 1390238), (30, 695119), (37, 563610), (74, 281805), (111, 187870), (185, 112722), (222, 93935), (370, 56361), (555, 37574), (1110, 18787)]