20879056

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{1223}}^1$

素因数の和:1339

約数の個数: 40

約数和(自身を含む): 44622144

約数和(自身を除く): 23743088

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 97, 176, 194, 388, 776, 1067, 1223, 1552, 2134, 2446, 4268, 4892, 8536, 9784, 13453, 17072, 19568, 26906, 53812, 107624, 118631, 215248, 237262, 474524, 949048, 1304941, 1898096, 2609882, 5219764, 10439528, 20879056]

約数ペア:

[(1, 20879056), (2, 10439528), (4, 5219764), (8, 2609882), (11, 1898096), (16, 1304941), (22, 949048), (44, 474524), (88, 237262), (97, 215248), (176, 118631), (194, 107624), (388, 53812), (776, 26906), (1067, 19568), (1223, 17072), (1552, 13453), (2134, 9784), (2446, 8536), (4268, 4892)]