19043536

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{1321}}^1$

素因数の和:1399

約数の個数: 40

約数和(自身を含む): 39834504

約数和(自身を除く): 20790968

約数列:

[1, 2, 4, 8, 16, 17, 34, 53, 68, 106, 136, 212, 272, 424, 848, 901, 1321, 1802, 2642, 3604, 5284, 7208, 10568, 14416, 21136, 22457, 44914, 70013, 89828, 140026, 179656, 280052, 359312, 560104, 1120208, 1190221, 2380442, 4760884, 9521768, 19043536]

約数ペア:

[(1, 19043536), (2, 9521768), (4, 4760884), (8, 2380442), (16, 1190221), (17, 1120208), (34, 560104), (53, 359312), (68, 280052), (106, 179656), (136, 140026), (212, 89828), (272, 70013), (424, 44914), (848, 22457), (901, 21136), (1321, 14416), (1802, 10568), (2642, 7208), (3604, 5284)]