20138405558

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{1013}}^1\times {\mathrm{11131}}^1$

素因数の和:12212

約数の個数: 32

約数和(自身を含む): 32509002240

約数和(自身を除く): 12370596682

約数列:

[1, 2, 19, 38, 47, 94, 893, 1013, 1786, 2026, 11131, 19247, 22262, 38494, 47611, 95222, 211489, 422978, 523157, 904609, 1046314, 1809218, 9939983, 11275703, 19879966, 22551406, 214238357, 428476714, 529958041, 1059916082, 10069202779, 20138405558]

約数ペア:

[(1, 20138405558), (2, 10069202779), (19, 1059916082), (38, 529958041), (47, 428476714), (94, 214238357), (893, 22551406), (1013, 19879966), (1786, 11275703), (2026, 9939983), (11131, 1809218), (19247, 1046314), (22262, 904609), (38494, 523157), (47611, 422978), (95222, 211489)]