19721260316608

素因数分解:

$2^6\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{65576653}}^1$

素因数の和:65576829

約数の個数: 56

約数和(自身を含む): 40508535322112

約数和(自身を除く): 20787275005504

約数列:

[1, 2, 4, 8, 16, 32, 37, 64, 74, 127, 148, 254, 296, 508, 592, 1016, 1184, 2032, 2368, 4064, 4699, 8128, 9398, 18796, 37592, 75184, 150368, 300736, 65576653, 131153306, 262306612, 524613224, 1049226448, 2098452896, 2426336161, 4196905792, 4852672322, 8328234931, 9705344644, 16656469862, 19410689288, 33312939724, 38821378576, 66625879448, 77642757152, 133251758896, 155285514304, 266503517792, 308144692447, 533007035584, 616289384894, 1232578769788, 2465157539576, 4930315079152, 9860630158304, 19721260316608]

約数ペア:

[(1, 19721260316608), (2, 9860630158304), (4, 4930315079152), (8, 2465157539576), (16, 1232578769788), (32, 616289384894), (37, 533007035584), (64, 308144692447), (74, 266503517792), (127, 155285514304), (148, 133251758896), (254, 77642757152), (296, 66625879448), (508, 38821378576), (592, 33312939724), (1016, 19410689288), (1184, 16656469862), (2032, 9705344644), (2368, 8328234931), (4064, 4852672322), (4699, 4196905792), (8128, 2426336161), (9398, 2098452896), (18796, 1049226448), (37592, 524613224), (75184, 262306612), (150368, 131153306), (300736, 65576653)]