201919744

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1$

素因数の和:172

約数の個数: 144

約数和(自身を含む): 475941312

約数和(自身を除く): 274021568

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 43, 52, 64, 68, 83, 86, 104, 128, 136, 166, 172, 208, 221, 256, 272, 332, 344, 416, 442, 544, 559, 664, 688, 731, 832, 884, 1079, 1088, 1118, 1328, 1376, 1411, 1462, 1664, 1768, 2158, 2176, 2236, 2656, 2752, 2822, 2924, 3328, 3536, 3569, 4316, 4352, 4472, 5312, 5504, 5644, 5848, 7072, 7138, 8632, 8944, 9503, 10624, 11008, 11288, 11696, 14144, 14276, 17264, 17888, 18343, 19006, 21248, 22576, 23392, 28288, 28552, 34528, 35776, 36686, 38012, 45152, 46397, 46784, 56576, 57104, 60673, 69056, 71552, 73372, 76024, 90304, 92794, 93568, 114208, 121346, 138112, 143104, 146744, 152048, 180608, 185588, 187136, 228416, 242692, 276224, 293488, 304096, 361216, 371176, 456832, 485384, 586976, 608192, 742352, 788749, 913664, 970768, 1173952, 1216384, 1484704, 1577498, 1941536, 2347904, 2432768, 2969408, 3154996, 3883072, 4695808, 5938816, 6309992, 7766144, 11877632, 12619984, 15532288, 25239968, 50479936, 100959872, 201919744]

約数ペア:

[(1, 201919744), (2, 100959872), (4, 50479936), (8, 25239968), (13, 15532288), (16, 12619984), (17, 11877632), (26, 7766144), (32, 6309992), (34, 5938816), (43, 4695808), (52, 3883072), (64, 3154996), (68, 2969408), (83, 2432768), (86, 2347904), (104, 1941536), (128, 1577498), (136, 1484704), (166, 1216384), (172, 1173952), (208, 970768), (221, 913664), (256, 788749), (272, 742352), (332, 608192), (344, 586976), (416, 485384), (442, 456832), (544, 371176), (559, 361216), (664, 304096), (688, 293488), (731, 276224), (832, 242692), (884, 228416), (1079, 187136), (1088, 185588), (1118, 180608), (1328, 152048), (1376, 146744), (1411, 143104), (1462, 138112), (1664, 121346), (1768, 114208), (2158, 93568), (2176, 92794), (2236, 90304), (2656, 76024), (2752, 73372), (2822, 71552), (2924, 69056), (3328, 60673), (3536, 57104), (3569, 56576), (4316, 46784), (4352, 46397), (4472, 45152), (5312, 38012), (5504, 36686), (5644, 35776), (5848, 34528), (7072, 28552), (7138, 28288), (8632, 23392), (8944, 22576), (9503, 21248), (10624, 19006), (11008, 18343), (11288, 17888), (11696, 17264), (14144, 14276)]