27996889196

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{390647}}^1$

素因数の和:390734

約数の個数: 48

約数和(自身を含む): 55128245760

約数和(自身を除く): 27131356564

約数列:

[1, 2, 4, 19, 23, 38, 41, 46, 76, 82, 92, 164, 437, 779, 874, 943, 1558, 1748, 1886, 3116, 3772, 17917, 35834, 71668, 390647, 781294, 1562588, 7422293, 8984881, 14844586, 16016527, 17969762, 29689172, 32033054, 35939524, 64066108, 170712739, 304314013, 341425478, 368380121, 608628026, 682850956, 736760242, 1217256052, 1473520484, 6999222299, 13998444598, 27996889196]

約数ペア:

[(1, 27996889196), (2, 13998444598), (4, 6999222299), (19, 1473520484), (23, 1217256052), (38, 736760242), (41, 682850956), (46, 608628026), (76, 368380121), (82, 341425478), (92, 304314013), (164, 170712739), (437, 64066108), (779, 35939524), (874, 32033054), (943, 29689172), (1558, 17969762), (1748, 16016527), (1886, 14844586), (3116, 8984881), (3772, 7422293), (17917, 1562588), (35834, 781294), (71668, 390647)]