19619548

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{29023}}^1$

素因数の和:29053

約数の個数: 18

約数和(自身を含む): 37179744

約数和(自身を除く): 17560196

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 29023, 58046, 116092, 377299, 754598, 1509196, 4904887, 9809774, 19619548]

約数ペア:

[(1, 19619548), (2, 9809774), (4, 4904887), (13, 1509196), (26, 754598), (52, 377299), (169, 116092), (338, 58046), (676, 29023)]