19791636482

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{254437}}^1$

素因数の和:254570

約数の個数: 32

約数和(自身を含む): 32975164800

約数和(自身を除く): 13183528318

約数列:

[1, 2, 19, 23, 38, 46, 89, 178, 437, 874, 1691, 2047, 3382, 4094, 38893, 77786, 254437, 508874, 4834303, 5852051, 9668606, 11704102, 22644893, 45289786, 111188969, 222377938, 430252967, 520832539, 860505934, 1041665078, 9895818241, 19791636482]

約数ペア:

[(1, 19791636482), (2, 9895818241), (19, 1041665078), (23, 860505934), (38, 520832539), (46, 430252967), (89, 222377938), (178, 111188969), (437, 45289786), (874, 22644893), (1691, 11704102), (2047, 9668606), (3382, 5852051), (4094, 4834303), (38893, 508874), (77786, 254437)]