20844288

素因数分解:

$2^8\times 3^2\times {\mathrm{83}}^1\times {\mathrm{109}}^1$

素因数の和:214

約数の個数: 108

約数和(自身を含む): 61381320

約数和(自身を除く): 40537032

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 83, 96, 109, 128, 144, 166, 192, 218, 249, 256, 288, 327, 332, 384, 436, 498, 576, 654, 664, 747, 768, 872, 981, 996, 1152, 1308, 1328, 1494, 1744, 1962, 1992, 2304, 2616, 2656, 2988, 3488, 3924, 3984, 5232, 5312, 5976, 6976, 7848, 7968, 9047, 10464, 10624, 11952, 13952, 15696, 15936, 18094, 20928, 21248, 23904, 27141, 27904, 31392, 31872, 36188, 41856, 47808, 54282, 62784, 63744, 72376, 81423, 83712, 95616, 108564, 125568, 144752, 162846, 191232, 217128, 251136, 289504, 325692, 434256, 579008, 651384, 868512, 1158016, 1302768, 1737024, 2316032, 2605536, 3474048, 5211072, 6948096, 10422144, 20844288]

約数ペア:

[(1, 20844288), (2, 10422144), (3, 6948096), (4, 5211072), (6, 3474048), (8, 2605536), (9, 2316032), (12, 1737024), (16, 1302768), (18, 1158016), (24, 868512), (32, 651384), (36, 579008), (48, 434256), (64, 325692), (72, 289504), (83, 251136), (96, 217128), (109, 191232), (128, 162846), (144, 144752), (166, 125568), (192, 108564), (218, 95616), (249, 83712), (256, 81423), (288, 72376), (327, 63744), (332, 62784), (384, 54282), (436, 47808), (498, 41856), (576, 36188), (654, 31872), (664, 31392), (747, 27904), (768, 27141), (872, 23904), (981, 21248), (996, 20928), (1152, 18094), (1308, 15936), (1328, 15696), (1494, 13952), (1744, 11952), (1962, 10624), (1992, 10464), (2304, 9047), (2616, 7968), (2656, 7848), (2988, 6976), (3488, 5976), (3924, 5312), (3984, 5232)]