20153990144

素因数分解:

$2^{10}\times {\mathrm{17}}^1\times {\mathrm{479}}^1\times {\mathrm{2417}}^1$

素因数の和:2933

約数の個数: 88

約数和(自身を含む): 42764941440

約数和(自身を除く): 22610951296

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 256, 272, 479, 512, 544, 958, 1024, 1088, 1916, 2176, 2417, 3832, 4352, 4834, 7664, 8143, 8704, 9668, 15328, 16286, 17408, 19336, 30656, 32572, 38672, 41089, 61312, 65144, 77344, 82178, 122624, 130288, 154688, 164356, 245248, 260576, 309376, 328712, 490496, 521152, 618752, 657424, 1042304, 1157743, 1237504, 1314848, 2084608, 2315486, 2475008, 2629696, 4169216, 4630972, 5259392, 8338432, 9261944, 10518784, 18523888, 19681631, 21037568, 37047776, 39363262, 42075136, 74095552, 78726524, 148191104, 157453048, 296382208, 314906096, 592764416, 629812192, 1185528832, 1259624384, 2519248768, 5038497536, 10076995072, 20153990144]

約数ペア:

[(1, 20153990144), (2, 10076995072), (4, 5038497536), (8, 2519248768), (16, 1259624384), (17, 1185528832), (32, 629812192), (34, 592764416), (64, 314906096), (68, 296382208), (128, 157453048), (136, 148191104), (256, 78726524), (272, 74095552), (479, 42075136), (512, 39363262), (544, 37047776), (958, 21037568), (1024, 19681631), (1088, 18523888), (1916, 10518784), (2176, 9261944), (2417, 8338432), (3832, 5259392), (4352, 4630972), (4834, 4169216), (7664, 2629696), (8143, 2475008), (8704, 2315486), (9668, 2084608), (15328, 1314848), (16286, 1237504), (17408, 1157743), (19336, 1042304), (30656, 657424), (32572, 618752), (38672, 521152), (41089, 490496), (61312, 328712), (65144, 309376), (77344, 260576), (82178, 245248), (122624, 164356), (130288, 154688)]