18916534

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{4519}}^1$

素因数の和:4564

約数の個数: 32

約数和(自身を含む): 36449280

約数和(自身を除く): 17532746

約数列:

[1, 2, 7, 13, 14, 23, 26, 46, 91, 161, 182, 299, 322, 598, 2093, 4186, 4519, 9038, 31633, 58747, 63266, 103937, 117494, 207874, 411229, 727559, 822458, 1351181, 1455118, 2702362, 9458267, 18916534]

約数ペア:

[(1, 18916534), (2, 9458267), (7, 2702362), (13, 1455118), (14, 1351181), (23, 822458), (26, 727559), (46, 411229), (91, 207874), (161, 117494), (182, 103937), (299, 63266), (322, 58747), (598, 31633), (2093, 9038), (4186, 4519)]