20305751115

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7307}}^1\times {\mathrm{14251}}^1$

素因数の和:21579

約数の個数: 32

約数和(自身を含む): 34995614976

約数和(自身を除く): 14689863861

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 7307, 14251, 21921, 36535, 42753, 71255, 94991, 109605, 185263, 213765, 284973, 474955, 555789, 926315, 1424865, 2778945, 104132057, 312396171, 520660285, 1353716741, 1561980855, 4061150223, 6768583705, 20305751115]

約数ペア:

[(1, 20305751115), (3, 6768583705), (5, 4061150223), (13, 1561980855), (15, 1353716741), (39, 520660285), (65, 312396171), (195, 104132057), (7307, 2778945), (14251, 1424865), (21921, 926315), (36535, 555789), (42753, 474955), (71255, 284973), (94991, 213765), (109605, 185263)]