19926452

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{4211}}^1$

素因数の和:4248

約数の個数: 36

約数和(自身を含む): 43164576

約数和(自身を除く): 23238124

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 169, 182, 338, 364, 676, 1183, 2366, 4211, 4732, 8422, 16844, 29477, 54743, 58954, 109486, 117908, 218972, 383201, 711659, 766402, 1423318, 1532804, 2846636, 4981613, 9963226, 19926452]

約数ペア:

[(1, 19926452), (2, 9963226), (4, 4981613), (7, 2846636), (13, 1532804), (14, 1423318), (26, 766402), (28, 711659), (52, 383201), (91, 218972), (169, 117908), (182, 109486), (338, 58954), (364, 54743), (676, 29477), (1183, 16844), (2366, 8422), (4211, 4732)]