19007751

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{1439}}^1$

素因数の和:1503

約数の個数: 32

約数和(自身を含む): 31518720

約数和(自身を除く): 12510969

約数列:

[1, 3, 7, 17, 21, 37, 51, 111, 119, 259, 357, 629, 777, 1439, 1887, 4317, 4403, 10073, 13209, 24463, 30219, 53243, 73389, 159729, 171241, 372701, 513723, 905131, 1118103, 2715393, 6335917, 19007751]

約数ペア:

[(1, 19007751), (3, 6335917), (7, 2715393), (17, 1118103), (21, 905131), (37, 513723), (51, 372701), (111, 171241), (119, 159729), (259, 73389), (357, 53243), (629, 30219), (777, 24463), (1439, 13209), (1887, 10073), (4317, 4403)]