19495968

素因数分解:

$2^5\times 3^1\times {\mathrm{311}}^1\times {\mathrm{653}}^1$

素因数の和:977

約数の個数: 48

約数和(自身を含む): 51420096

約数和(自身を除く): 31924128

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 311, 622, 653, 933, 1244, 1306, 1866, 1959, 2488, 2612, 3732, 3918, 4976, 5224, 7464, 7836, 9952, 10448, 14928, 15672, 20896, 29856, 31344, 62688, 203083, 406166, 609249, 812332, 1218498, 1624664, 2436996, 3249328, 4873992, 6498656, 9747984, 19495968]

約数ペア:

[(1, 19495968), (2, 9747984), (3, 6498656), (4, 4873992), (6, 3249328), (8, 2436996), (12, 1624664), (16, 1218498), (24, 812332), (32, 609249), (48, 406166), (96, 203083), (311, 62688), (622, 31344), (653, 29856), (933, 20896), (1244, 15672), (1306, 14928), (1866, 10448), (1959, 9952), (2488, 7836), (2612, 7464), (3732, 5224), (3918, 4976)]