16854178

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{661}}^1$

素因数の和:754

約数の個数: 32

約数和(自身を含む): 29551680

約数和(自身を除く): 12697502

約数列:

[1, 2, 11, 19, 22, 38, 61, 122, 209, 418, 661, 671, 1159, 1322, 1342, 2318, 7271, 12559, 12749, 14542, 25118, 25498, 40321, 80642, 138149, 276298, 443531, 766099, 887062, 1532198, 8427089, 16854178]

約数ペア:

[(1, 16854178), (2, 8427089), (11, 1532198), (19, 887062), (22, 766099), (38, 443531), (61, 276298), (122, 138149), (209, 80642), (418, 40321), (661, 25498), (671, 25118), (1159, 14542), (1322, 12749), (1342, 12559), (2318, 7271)]