20713460

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{19541}}^1$

素因数の和:19603

約数の個数: 24

約数和(自身を含む): 44321256

約数和(自身を除く): 23607796

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 19541, 39082, 78164, 97705, 195410, 390820, 1035673, 2071346, 4142692, 5178365, 10356730, 20713460]

約数ペア:

[(1, 20713460), (2, 10356730), (4, 5178365), (5, 4142692), (10, 2071346), (20, 1035673), (53, 390820), (106, 195410), (212, 97705), (265, 78164), (530, 39082), (1060, 19541)]