19541789

素因数分解:

${\mathrm{17}}^1\times {\mathrm{23}}^2\times {\mathrm{41}}^1\times {\mathrm{53}}^1$

素因数の和:157

約数の個数: 24

約数和(自身を含む): 22575672

約数和(自身を除く): 3033883

約数列:

[1, 17, 23, 41, 53, 391, 529, 697, 901, 943, 1219, 2173, 8993, 16031, 20723, 21689, 28037, 36941, 49979, 368713, 476629, 849643, 1149517, 19541789]

約数ペア:

[(1, 19541789), (17, 1149517), (23, 849643), (41, 476629), (53, 368713), (391, 49979), (529, 36941), (697, 28037), (901, 21689), (943, 20723), (1219, 16031), (2173, 8993)]