20070792448

素因数分解:

$2^8\times 7^1\times {\mathrm{163}}^1\times {\mathrm{68713}}^1$

素因数の和:68899

約数の個数: 72

約数和(自身を含む): 46068064448

約数和(自身を除く): 25997272000

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 163, 224, 256, 326, 448, 652, 896, 1141, 1304, 1792, 2282, 2608, 4564, 5216, 9128, 10432, 18256, 20864, 36512, 41728, 68713, 73024, 137426, 146048, 274852, 292096, 480991, 549704, 961982, 1099408, 1923964, 2198816, 3847928, 4397632, 7695856, 8795264, 11200219, 15391712, 17590528, 22400438, 30783424, 44800876, 61566848, 78401533, 89601752, 123133696, 156803066, 179203504, 313606132, 358407008, 627212264, 716814016, 1254424528, 1433628032, 2508849056, 2867256064, 5017698112, 10035396224, 20070792448]

約数ペア:

[(1, 20070792448), (2, 10035396224), (4, 5017698112), (7, 2867256064), (8, 2508849056), (14, 1433628032), (16, 1254424528), (28, 716814016), (32, 627212264), (56, 358407008), (64, 313606132), (112, 179203504), (128, 156803066), (163, 123133696), (224, 89601752), (256, 78401533), (326, 61566848), (448, 44800876), (652, 30783424), (896, 22400438), (1141, 17590528), (1304, 15391712), (1792, 11200219), (2282, 8795264), (2608, 7695856), (4564, 4397632), (5216, 3847928), (9128, 2198816), (10432, 1923964), (18256, 1099408), (20864, 961982), (36512, 549704), (41728, 480991), (68713, 292096), (73024, 274852), (137426, 146048)]