19049992

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{1621}}^1$

素因数の和:1753

約数の個数: 32

約数和(自身を含む): 38830680

約数和(自身を除く): 19780688

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 113, 226, 452, 904, 1469, 1621, 2938, 3242, 5876, 6484, 11752, 12968, 21073, 42146, 84292, 168584, 183173, 366346, 732692, 1465384, 2381249, 4762498, 9524996, 19049992]

約数ペア:

[(1, 19049992), (2, 9524996), (4, 4762498), (8, 2381249), (13, 1465384), (26, 732692), (52, 366346), (104, 183173), (113, 168584), (226, 84292), (452, 42146), (904, 21073), (1469, 12968), (1621, 11752), (2938, 6484), (3242, 5876)]