20162604688

素因数分解:

$2^4\times {\mathrm{97}}^1\times {\mathrm{491}}^1\times {\mathrm{26459}}^1$

素因数の和:27055

約数の個数: 40

約数和(自身を含む): 39549656160

約数和(自身を除く): 19387051472

約数列:

[1, 2, 4, 8, 16, 97, 194, 388, 491, 776, 982, 1552, 1964, 3928, 7856, 26459, 47627, 52918, 95254, 105836, 190508, 211672, 381016, 423344, 762032, 2566523, 5133046, 10266092, 12991369, 20532184, 25982738, 41064368, 51965476, 103930952, 207861904, 1260162793, 2520325586, 5040651172, 10081302344, 20162604688]

約数ペア:

[(1, 20162604688), (2, 10081302344), (4, 5040651172), (8, 2520325586), (16, 1260162793), (97, 207861904), (194, 103930952), (388, 51965476), (491, 41064368), (776, 25982738), (982, 20532184), (1552, 12991369), (1964, 10266092), (3928, 5133046), (7856, 2566523), (26459, 762032), (47627, 423344), (52918, 381016), (95254, 211672), (105836, 190508)]