219902704

素因数分解:

$2^4\times 7^1\times {\mathrm{109}}^1\times {\mathrm{18013}}^1$

素因数の和:18137

約数の個数: 40

約数和(自身を含む): 491421920

約数和(自身を除く): 271519216

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 109, 112, 218, 436, 763, 872, 1526, 1744, 3052, 6104, 12208, 18013, 36026, 72052, 126091, 144104, 252182, 288208, 504364, 1008728, 1963417, 2017456, 3926834, 7853668, 13743919, 15707336, 27487838, 31414672, 54975676, 109951352, 219902704]

約数ペア:

[(1, 219902704), (2, 109951352), (4, 54975676), (7, 31414672), (8, 27487838), (14, 15707336), (16, 13743919), (28, 7853668), (56, 3926834), (109, 2017456), (112, 1963417), (218, 1008728), (436, 504364), (763, 288208), (872, 252182), (1526, 144104), (1744, 126091), (3052, 72052), (6104, 36026), (12208, 18013)]