19657806

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{8831}}^1$

素因数の和:8896

約数の個数: 32

約数和(自身を含む): 45785088

約数和(自身を除く): 26127282

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 53, 106, 159, 318, 371, 742, 1113, 2226, 8831, 17662, 26493, 52986, 61817, 123634, 185451, 370902, 468043, 936086, 1404129, 2808258, 3276301, 6552602, 9828903, 19657806]

約数ペア:

[(1, 19657806), (2, 9828903), (3, 6552602), (6, 3276301), (7, 2808258), (14, 1404129), (21, 936086), (42, 468043), (53, 370902), (106, 185451), (159, 123634), (318, 61817), (371, 52986), (742, 26493), (1113, 17662), (2226, 8831)]