20658588

素因数分解:

$2^2\times 3^1\times {\mathrm{41}}^1\times {\mathrm{199}}^1\times {\mathrm{211}}^1$

素因数の和:458

約数の個数: 48

約数和(自身を含む): 49862400

約数和(自身を除く): 29203812

約数列:

[1, 2, 3, 4, 6, 12, 41, 82, 123, 164, 199, 211, 246, 398, 422, 492, 597, 633, 796, 844, 1194, 1266, 2388, 2532, 8159, 8651, 16318, 17302, 24477, 25953, 32636, 34604, 41989, 48954, 51906, 83978, 97908, 103812, 125967, 167956, 251934, 503868, 1721549, 3443098, 5164647, 6886196, 10329294, 20658588]

約数ペア:

[(1, 20658588), (2, 10329294), (3, 6886196), (4, 5164647), (6, 3443098), (12, 1721549), (41, 503868), (82, 251934), (123, 167956), (164, 125967), (199, 103812), (211, 97908), (246, 83978), (398, 51906), (422, 48954), (492, 41989), (597, 34604), (633, 32636), (796, 25953), (844, 24477), (1194, 17302), (1266, 16318), (2388, 8651), (2532, 8159)]