219315746

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{3389}}^1$

素因数の和:3554

約数の個数: 32

約数和(自身を含む): 375883200

約数和(自身を除く): 156567454

約数列:

[1, 2, 13, 19, 26, 38, 131, 247, 262, 494, 1703, 2489, 3389, 3406, 4978, 6778, 32357, 44057, 64391, 64714, 88114, 128782, 443959, 837083, 887918, 1674166, 5771467, 8435221, 11542934, 16870442, 109657873, 219315746]

約数ペア:

[(1, 219315746), (2, 109657873), (13, 16870442), (19, 11542934), (26, 8435221), (38, 5771467), (131, 1674166), (247, 887918), (262, 837083), (494, 443959), (1703, 128782), (2489, 88114), (3389, 64714), (3406, 64391), (4978, 44057), (6778, 32357)]