20963982

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{397}}^1\times {\mathrm{677}}^1$

素因数の和:1092

約数の個数: 32

約数和(自身を含む): 45333792

約数和(自身を除く): 24369810

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 397, 677, 794, 1191, 1354, 2031, 2382, 4062, 5161, 8801, 10322, 15483, 17602, 26403, 30966, 52806, 268769, 537538, 806307, 1612614, 3493997, 6987994, 10481991, 20963982]

約数ペア:

[(1, 20963982), (2, 10481991), (3, 6987994), (6, 3493997), (13, 1612614), (26, 806307), (39, 537538), (78, 268769), (397, 52806), (677, 30966), (794, 26403), (1191, 17602), (1354, 15483), (2031, 10322), (2382, 8801), (4062, 5161)]