19862528

素因数分解:

$2^{10}\times 7^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1$

素因数の和:207

約数の個数: 88

約数和(自身を含む): 48341952

約数和(自身を除く): 28479424

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 56, 64, 68, 112, 119, 128, 136, 163, 224, 238, 256, 272, 326, 448, 476, 512, 544, 652, 896, 952, 1024, 1088, 1141, 1304, 1792, 1904, 2176, 2282, 2608, 2771, 3584, 3808, 4352, 4564, 5216, 5542, 7168, 7616, 8704, 9128, 10432, 11084, 15232, 17408, 18256, 19397, 20864, 22168, 30464, 36512, 38794, 41728, 44336, 60928, 73024, 77588, 83456, 88672, 121856, 146048, 155176, 166912, 177344, 292096, 310352, 354688, 584192, 620704, 709376, 1168384, 1241408, 1418752, 2482816, 2837504, 4965632, 9931264, 19862528]

約数ペア:

[(1, 19862528), (2, 9931264), (4, 4965632), (7, 2837504), (8, 2482816), (14, 1418752), (16, 1241408), (17, 1168384), (28, 709376), (32, 620704), (34, 584192), (56, 354688), (64, 310352), (68, 292096), (112, 177344), (119, 166912), (128, 155176), (136, 146048), (163, 121856), (224, 88672), (238, 83456), (256, 77588), (272, 73024), (326, 60928), (448, 44336), (476, 41728), (512, 38794), (544, 36512), (652, 30464), (896, 22168), (952, 20864), (1024, 19397), (1088, 18256), (1141, 17408), (1304, 15232), (1792, 11084), (1904, 10432), (2176, 9128), (2282, 8704), (2608, 7616), (2771, 7168), (3584, 5542), (3808, 5216), (4352, 4564)]