19397782

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{251}}^1\times {\mathrm{2273}}^1$

素因数の和:2543

約数の個数: 16

約数和(自身を含む): 30944592

約数和(自身を除く): 11546810

約数列:

[1, 2, 17, 34, 251, 502, 2273, 4267, 4546, 8534, 38641, 77282, 570523, 1141046, 9698891, 19397782]

約数ペア:

[(1, 19397782), (2, 9698891), (17, 1141046), (34, 570523), (251, 77282), (502, 38641), (2273, 8534), (4267, 4546)]