18714648

素因数分解:

$2^3\times 3^1\times {\mathrm{47}}^2\times {\mathrm{353}}^1$

素因数の和:456

約数の個数: 48

約数和(自身を含む): 47938680

約数和(自身を除く): 29224032

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 47, 94, 141, 188, 282, 353, 376, 564, 706, 1059, 1128, 1412, 2118, 2209, 2824, 4236, 4418, 6627, 8472, 8836, 13254, 16591, 17672, 26508, 33182, 49773, 53016, 66364, 99546, 132728, 199092, 398184, 779777, 1559554, 2339331, 3119108, 4678662, 6238216, 9357324, 18714648]

約数ペア:

[(1, 18714648), (2, 9357324), (3, 6238216), (4, 4678662), (6, 3119108), (8, 2339331), (12, 1559554), (24, 779777), (47, 398184), (94, 199092), (141, 132728), (188, 99546), (282, 66364), (353, 53016), (376, 49773), (564, 33182), (706, 26508), (1059, 17672), (1128, 16591), (1412, 13254), (2118, 8836), (2209, 8472), (2824, 6627), (4236, 4418)]