19081904

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{51853}}^1$

素因数の和:51884

約数の個数: 20

約数和(自身を含む): 38579376

約数和(自身を除く): 19497472

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 51853, 103706, 207412, 414824, 829648, 1192619, 2385238, 4770476, 9540952, 19081904]

約数ペア:

[(1, 19081904), (2, 9540952), (4, 4770476), (8, 2385238), (16, 1192619), (23, 829648), (46, 414824), (92, 207412), (184, 103706), (368, 51853)]