20156989112

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{709}}^1\times {\mathrm{273367}}^1$

素因数の和:274095

約数の個数: 32

約数和(自身を含む): 40759168800

約数和(自身を除く): 20602179688

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 709, 1418, 2836, 5672, 9217, 18434, 36868, 73736, 273367, 546734, 1093468, 2186936, 3553771, 7107542, 14215084, 28430168, 193817203, 387634406, 775268812, 1550537624, 2519623639, 5039247278, 10078494556, 20156989112]

約数ペア:

[(1, 20156989112), (2, 10078494556), (4, 5039247278), (8, 2519623639), (13, 1550537624), (26, 775268812), (52, 387634406), (104, 193817203), (709, 28430168), (1418, 14215084), (2836, 7107542), (5672, 3553771), (9217, 2186936), (18434, 1093468), (36868, 546734), (73736, 273367)]