20218198

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{10099}}^1$

素因数の和:10132

約数の個数: 32

約数和(自身を含む): 40723200

約数和(自身を除く): 20505002

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 77, 91, 143, 154, 182, 286, 1001, 2002, 10099, 20198, 70693, 111089, 131287, 141386, 222178, 262574, 777623, 919009, 1444157, 1555246, 1838018, 2888314, 10109099, 20218198]

約数ペア:

[(1, 20218198), (2, 10109099), (7, 2888314), (11, 1838018), (13, 1555246), (14, 1444157), (22, 919009), (26, 777623), (77, 262574), (91, 222178), (143, 141386), (154, 131287), (182, 111089), (286, 70693), (1001, 20198), (2002, 10099)]