18775456

素因数分解:

$2^5\times 7^1\times {\mathrm{79}}^1\times {\mathrm{1061}}^1$

素因数の和:1157

約数の個数: 48

約数和(自身を含む): 42819840

約数和(自身を除く): 24044384

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 79, 112, 158, 224, 316, 553, 632, 1061, 1106, 1264, 2122, 2212, 2528, 4244, 4424, 7427, 8488, 8848, 14854, 16976, 17696, 29708, 33952, 59416, 83819, 118832, 167638, 237664, 335276, 586733, 670552, 1173466, 1341104, 2346932, 2682208, 4693864, 9387728, 18775456]

約数ペア:

[(1, 18775456), (2, 9387728), (4, 4693864), (7, 2682208), (8, 2346932), (14, 1341104), (16, 1173466), (28, 670552), (32, 586733), (56, 335276), (79, 237664), (112, 167638), (158, 118832), (224, 83819), (316, 59416), (553, 33952), (632, 29708), (1061, 17696), (1106, 16976), (1264, 14854), (2122, 8848), (2212, 8488), (2528, 7427), (4244, 4424)]