19497291275

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{533077}}^1$

素因数の和:533124

約数の個数: 48

約数和(自身を含む): 31728802560

約数和(自身を除く): 12231511285

約数列:

[1, 5, 7, 11, 19, 25, 35, 55, 77, 95, 133, 175, 209, 275, 385, 475, 665, 1045, 1463, 1925, 3325, 5225, 7315, 36575, 533077, 2665385, 3731539, 5863847, 10128463, 13326925, 18657695, 29319235, 41046929, 50642315, 70899241, 93288475, 111413093, 146596175, 205234645, 253211575, 354496205, 557065465, 779891651, 1026173225, 1772481025, 2785327325, 3899458255, 19497291275]

約数ペア:

[(1, 19497291275), (5, 3899458255), (7, 2785327325), (11, 1772481025), (19, 1026173225), (25, 779891651), (35, 557065465), (55, 354496205), (77, 253211575), (95, 205234645), (133, 146596175), (175, 111413093), (209, 93288475), (275, 70899241), (385, 50642315), (475, 41046929), (665, 29319235), (1045, 18657695), (1463, 13326925), (1925, 10128463), (3325, 5863847), (5225, 3731539), (7315, 2665385), (36575, 533077)]