19795672

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{1453}}^1$

素因数の和:1603

約数の個数: 32

約数和(自身を含む): 40304880

約数和(自身を除く): 20509208

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 131, 262, 524, 1048, 1453, 1703, 2906, 3406, 5812, 6812, 11624, 13624, 18889, 37778, 75556, 151112, 190343, 380686, 761372, 1522744, 2474459, 4948918, 9897836, 19795672]

約数ペア:

[(1, 19795672), (2, 9897836), (4, 4948918), (8, 2474459), (13, 1522744), (26, 761372), (52, 380686), (104, 190343), (131, 151112), (262, 75556), (524, 37778), (1048, 18889), (1453, 13624), (1703, 11624), (2906, 6812), (3406, 5812)]