1963138736

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{304457}}^1$

素因数の和:304509

約数の個数: 40

約数和(自身を含む): 4228312704

約数和(自身を除く): 2265173968

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 403, 496, 806, 1612, 3224, 6448, 304457, 608914, 1217828, 2435656, 3957941, 4871312, 7915882, 9438167, 15831764, 18876334, 31663528, 37752668, 63327056, 75505336, 122696171, 151010672, 245392342, 490784684, 981569368, 1963138736]

約数ペア:

[(1, 1963138736), (2, 981569368), (4, 490784684), (8, 245392342), (13, 151010672), (16, 122696171), (26, 75505336), (31, 63327056), (52, 37752668), (62, 31663528), (104, 18876334), (124, 15831764), (208, 9438167), (248, 7915882), (403, 4871312), (496, 3957941), (806, 2435656), (1612, 1217828), (3224, 608914), (6448, 304457)]