19553328

素因数分解:

$2^4\times 3^2\times {\mathrm{135787}}^1$

素因数の和:135801

約数の個数: 30

約数和(自身を含む): 54722564

約数和(自身を除く): 35169236

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 135787, 271574, 407361, 543148, 814722, 1086296, 1222083, 1629444, 2172592, 2444166, 3258888, 4888332, 6517776, 9776664, 19553328]

約数ペア:

[(1, 19553328), (2, 9776664), (3, 6517776), (4, 4888332), (6, 3258888), (8, 2444166), (9, 2172592), (12, 1629444), (16, 1222083), (18, 1086296), (24, 814722), (36, 543148), (48, 407361), (72, 271574), (144, 135787)]