19854538

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{53087}}^1$

素因数の和:53117

約数の個数: 16

約数和(自身を含む): 34401024

約数和(自身を除く): 14546486

約数列:

[1, 2, 11, 17, 22, 34, 187, 374, 53087, 106174, 583957, 902479, 1167914, 1804958, 9927269, 19854538]

約数ペア:

[(1, 19854538), (2, 9927269), (11, 1804958), (17, 1167914), (22, 902479), (34, 583957), (187, 106174), (374, 53087)]