20218842485

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{24179}}^1$

素因数の和:24365

約数の個数: 32

約数和(自身を含む): 25766208000

約数和(自身を除く): 5547365515

約数列:

[1, 5, 29, 73, 79, 145, 365, 395, 2117, 2291, 5767, 10585, 11455, 24179, 28835, 120895, 167243, 701191, 836215, 1765067, 1910141, 3505955, 8825335, 9550705, 51186943, 55394089, 139440293, 255934715, 276970445, 697201465, 4043768497, 20218842485]

約数ペア:

[(1, 20218842485), (5, 4043768497), (29, 697201465), (73, 276970445), (79, 255934715), (145, 139440293), (365, 55394089), (395, 51186943), (2117, 9550705), (2291, 8825335), (5767, 3505955), (10585, 1910141), (11455, 1765067), (24179, 836215), (28835, 701191), (120895, 167243)]