19491378

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{4621}}^1$

素因数の和:4682

約数の個数: 32

約数和(自身を含む): 42152640

約数和(自身を除く): 22661262

約数列:

[1, 2, 3, 6, 19, 37, 38, 57, 74, 111, 114, 222, 703, 1406, 2109, 4218, 4621, 9242, 13863, 27726, 87799, 170977, 175598, 263397, 341954, 512931, 526794, 1025862, 3248563, 6497126, 9745689, 19491378]

約数ペア:

[(1, 19491378), (2, 9745689), (3, 6497126), (6, 3248563), (19, 1025862), (37, 526794), (38, 512931), (57, 341954), (74, 263397), (111, 175598), (114, 170977), (222, 87799), (703, 27726), (1406, 13863), (2109, 9242), (4218, 4621)]