201998394572

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{919}}^1\times {\mathrm{43577}}^1$

素因数の和:44610

約数の個数: 48

約数和(自身を含む): 385041263040

約数和(自身を除く): 183042868468

約数列:

[1, 2, 4, 13, 26, 52, 97, 194, 388, 919, 1261, 1838, 2522, 3676, 5044, 11947, 23894, 43577, 47788, 87154, 89143, 174308, 178286, 356572, 566501, 1133002, 1158859, 2266004, 2317718, 4226969, 4635436, 8453938, 16907876, 40047263, 54950597, 80094526, 109901194, 160189052, 219802388, 520614419, 1041228838, 2082457676, 3884584511, 7769169022, 15538338044, 50499598643, 100999197286, 201998394572]

約数ペア:

[(1, 201998394572), (2, 100999197286), (4, 50499598643), (13, 15538338044), (26, 7769169022), (52, 3884584511), (97, 2082457676), (194, 1041228838), (388, 520614419), (919, 219802388), (1261, 160189052), (1838, 109901194), (2522, 80094526), (3676, 54950597), (5044, 40047263), (11947, 16907876), (23894, 8453938), (43577, 4635436), (47788, 4226969), (87154, 2317718), (89143, 2266004), (174308, 1158859), (178286, 1133002), (356572, 566501)]