19537570

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{1097}}^1$

素因数の和:1254

約数の個数: 32

約数和(自身を含む): 38184048

約数和(自身を除く): 18646478

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 137, 274, 685, 1097, 1370, 1781, 2194, 3562, 5485, 8905, 10970, 14261, 17810, 28522, 71305, 142610, 150289, 300578, 751445, 1502890, 1953757, 3907514, 9768785, 19537570]

約数ペア:

[(1, 19537570), (2, 9768785), (5, 3907514), (10, 1953757), (13, 1502890), (26, 751445), (65, 300578), (130, 150289), (137, 142610), (274, 71305), (685, 28522), (1097, 17810), (1370, 14261), (1781, 10970), (2194, 8905), (3562, 5485)]