19035188

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^2$

素因数の和:216

約数の個数: 36

約数和(自身を含む): 36308160

約数和(自身を除く): 17272972

約数列:

[1, 2, 4, 19, 38, 47, 73, 76, 94, 146, 188, 292, 893, 1387, 1786, 2774, 3431, 3572, 5329, 5548, 6862, 10658, 13724, 21316, 65189, 101251, 130378, 202502, 250463, 260756, 405004, 500926, 1001852, 4758797, 9517594, 19035188]

約数ペア:

[(1, 19035188), (2, 9517594), (4, 4758797), (19, 1001852), (38, 500926), (47, 405004), (73, 260756), (76, 250463), (94, 202502), (146, 130378), (188, 101251), (292, 65189), (893, 21316), (1387, 13724), (1786, 10658), (2774, 6862), (3431, 5548), (3572, 5329)]