19791654

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{1249}}^1$

素因数の和:1412

約数の個数: 32

約数和(自身を含む): 42000000

約数和(自身を除く): 22208346

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 139, 278, 417, 834, 1249, 2498, 2641, 3747, 5282, 7494, 7923, 15846, 23731, 47462, 71193, 142386, 173611, 347222, 520833, 1041666, 3298609, 6597218, 9895827, 19791654]

約数ペア:

[(1, 19791654), (2, 9895827), (3, 6597218), (6, 3298609), (19, 1041666), (38, 520833), (57, 347222), (114, 173611), (139, 142386), (278, 71193), (417, 47462), (834, 23731), (1249, 15846), (2498, 7923), (2641, 7494), (3747, 5282)]