20075978

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{509}}^1$

素因数の和:602

約数の個数: 32

約数和(自身を含む): 34186320

約数和(自身を除く): 14110342

約数列:

[1, 2, 13, 26, 37, 41, 74, 82, 481, 509, 533, 962, 1018, 1066, 1517, 3034, 6617, 13234, 18833, 19721, 20869, 37666, 39442, 41738, 244829, 271297, 489658, 542594, 772153, 1544306, 10037989, 20075978]

約数ペア:

[(1, 20075978), (2, 10037989), (13, 1544306), (26, 772153), (37, 542594), (41, 489658), (74, 271297), (82, 244829), (481, 41738), (509, 39442), (533, 37666), (962, 20869), (1018, 19721), (1066, 18833), (1517, 13234), (3034, 6617)]