9919690

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{2909}}^1$

素因数の和:2958

約数の個数: 32

約数和(自身を含む): 20113920

約数和(自身を除く): 10194230

約数列:

[1, 2, 5, 10, 11, 22, 31, 55, 62, 110, 155, 310, 341, 682, 1705, 2909, 3410, 5818, 14545, 29090, 31999, 63998, 90179, 159995, 180358, 319990, 450895, 901790, 991969, 1983938, 4959845, 9919690]

約数ペア:

[(1, 9919690), (2, 4959845), (5, 1983938), (10, 991969), (11, 901790), (22, 450895), (31, 319990), (55, 180358), (62, 159995), (110, 90179), (155, 63998), (310, 31999), (341, 29090), (682, 14545), (1705, 5818), (2909, 3410)]