19767424

素因数分解:

$2^7\times {\mathrm{389}}^1\times {\mathrm{397}}^1$

素因数の和:800

約数の個数: 32

約数和(自身を含む): 39581100

約数和(自身を除く): 19813676

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 389, 397, 778, 794, 1556, 1588, 3112, 3176, 6224, 6352, 12448, 12704, 24896, 25408, 49792, 50816, 154433, 308866, 617732, 1235464, 2470928, 4941856, 9883712, 19767424]

約数ペア:

[(1, 19767424), (2, 9883712), (4, 4941856), (8, 2470928), (16, 1235464), (32, 617732), (64, 308866), (128, 154433), (389, 50816), (397, 49792), (778, 25408), (794, 24896), (1556, 12704), (1588, 12448), (3112, 6352), (3176, 6224)]