20194272028

素因数分解:

$2^2\times 7^1\times {\mathrm{569}}^1\times {\mathrm{1267529}}^1$

素因数の和:1268109

約数の個数: 24

約数和(自身を含む): 40459557600

約数和(自身を除く): 20265285572

約数列:

[1, 2, 4, 7, 14, 28, 569, 1138, 2276, 3983, 7966, 15932, 1267529, 2535058, 5070116, 8872703, 17745406, 35490812, 721224001, 1442448002, 2884896004, 5048568007, 10097136014, 20194272028]

約数ペア:

[(1, 20194272028), (2, 10097136014), (4, 5048568007), (7, 2884896004), (14, 1442448002), (28, 721224001), (569, 35490812), (1138, 17745406), (2276, 8872703), (3983, 5070116), (7966, 2535058), (15932, 1267529)]