18868028

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{293}}^1\times {\mathrm{947}}^1$

素因数の和:1261

約数の個数: 24

約数和(自身を含む): 35117712

約数和(自身を除く): 16249684

約数列:

[1, 2, 4, 17, 34, 68, 293, 586, 947, 1172, 1894, 3788, 4981, 9962, 16099, 19924, 32198, 64396, 277471, 554942, 1109884, 4717007, 9434014, 18868028]

約数ペア:

[(1, 18868028), (2, 9434014), (4, 4717007), (17, 1109884), (34, 554942), (68, 277471), (293, 64396), (586, 32198), (947, 19924), (1172, 16099), (1894, 9962), (3788, 4981)]