19719592

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{2377}}^1$

素因数の和:2461

約数の個数: 32

約数和(自身を含む): 39807720

約数和(自身を除く): 20088128

約数列:

[1, 2, 4, 8, 17, 34, 61, 68, 122, 136, 244, 488, 1037, 2074, 2377, 4148, 4754, 8296, 9508, 19016, 40409, 80818, 144997, 161636, 289994, 323272, 579988, 1159976, 2464949, 4929898, 9859796, 19719592]

約数ペア:

[(1, 19719592), (2, 9859796), (4, 4929898), (8, 2464949), (17, 1159976), (34, 579988), (61, 323272), (68, 289994), (122, 161636), (136, 144997), (244, 80818), (488, 40409), (1037, 19016), (2074, 9508), (2377, 8296), (4148, 4754)]