20443304

素因数分解:

$2^3\times 7^1\times {\mathrm{79}}^1\times {\mathrm{4621}}^1$

素因数の和:4713

約数の個数: 32

約数和(自身を含む): 44371200

約数和(自身を除く): 23927896

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 79, 158, 316, 553, 632, 1106, 2212, 4424, 4621, 9242, 18484, 32347, 36968, 64694, 129388, 258776, 365059, 730118, 1460236, 2555413, 2920472, 5110826, 10221652, 20443304]

約数ペア:

[(1, 20443304), (2, 10221652), (4, 5110826), (7, 2920472), (8, 2555413), (14, 1460236), (28, 730118), (56, 365059), (79, 258776), (158, 129388), (316, 64694), (553, 36968), (632, 32347), (1106, 18484), (2212, 9242), (4424, 4621)]