19373452

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{449}}^1$

素因数の和:550

約数の個数: 48

約数和(自身を含む): 41126400

約数和(自身を除く): 21752948

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 67, 92, 134, 161, 268, 322, 449, 469, 644, 898, 938, 1541, 1796, 1876, 3082, 3143, 6164, 6286, 10327, 10787, 12572, 20654, 21574, 30083, 41308, 43148, 60166, 72289, 120332, 144578, 210581, 289156, 421162, 691909, 842324, 1383818, 2767636, 4843363, 9686726, 19373452]

約数ペア:

[(1, 19373452), (2, 9686726), (4, 4843363), (7, 2767636), (14, 1383818), (23, 842324), (28, 691909), (46, 421162), (67, 289156), (92, 210581), (134, 144578), (161, 120332), (268, 72289), (322, 60166), (449, 43148), (469, 41308), (644, 30083), (898, 21574), (938, 20654), (1541, 12572), (1796, 10787), (1876, 10327), (3082, 6286), (3143, 6164)]