16904502

素因数分解:

$2^1\times 3^2\times {\mathrm{67}}^1\times {\mathrm{107}}^1\times {\mathrm{131}}^1$

素因数の和:313

約数の個数: 48

約数和(自身を含む): 37806912

約数和(自身を除く): 20902410

約数列:

[1, 2, 3, 6, 9, 18, 67, 107, 131, 134, 201, 214, 262, 321, 393, 402, 603, 642, 786, 963, 1179, 1206, 1926, 2358, 7169, 8777, 14017, 14338, 17554, 21507, 26331, 28034, 42051, 43014, 52662, 64521, 78993, 84102, 126153, 129042, 157986, 252306, 939139, 1878278, 2817417, 5634834, 8452251, 16904502]

約数ペア:

[(1, 16904502), (2, 8452251), (3, 5634834), (6, 2817417), (9, 1878278), (18, 939139), (67, 252306), (107, 157986), (131, 129042), (134, 126153), (201, 84102), (214, 78993), (262, 64521), (321, 52662), (393, 43014), (402, 42051), (603, 28034), (642, 26331), (786, 21507), (963, 17554), (1179, 14338), (1206, 14017), (1926, 8777), (2358, 7169)]