19693638

素因数分解:

$2^1\times 3^3\times {\mathrm{347}}^1\times {\mathrm{1051}}^1$

素因数の和:1409

約数の個数: 32

約数和(自身を含む): 43931520

約数和(自身を除く): 24237882

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 347, 694, 1041, 1051, 2082, 2102, 3123, 3153, 6246, 6306, 9369, 9459, 18738, 18918, 28377, 56754, 364697, 729394, 1094091, 2188182, 3282273, 6564546, 9846819, 19693638]

約数ペア:

[(1, 19693638), (2, 9846819), (3, 6564546), (6, 3282273), (9, 2188182), (18, 1094091), (27, 729394), (54, 364697), (347, 56754), (694, 28377), (1041, 18918), (1051, 18738), (2082, 9459), (2102, 9369), (3123, 6306), (3153, 6246)]