19992198

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{277}}^1\times {\mathrm{523}}^1$

素因数の和:828

約数の個数: 32

約数和(自身を含む): 41953536

約数和(自身を除く): 21961338

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 277, 523, 554, 831, 1046, 1569, 1662, 3138, 6371, 12029, 12742, 19113, 24058, 36087, 38226, 72174, 144871, 289742, 434613, 869226, 3332033, 6664066, 9996099, 19992198]

約数ペア:

[(1, 19992198), (2, 9996099), (3, 6664066), (6, 3332033), (23, 869226), (46, 434613), (69, 289742), (138, 144871), (277, 72174), (523, 38226), (554, 36087), (831, 24058), (1046, 19113), (1569, 12742), (1662, 12029), (3138, 6371)]